{"title":"DEMPSTER SEAL KITS","description":"\u003cp\u003eBrowse \u003cstrong\u003eDempster Seal Kits\u003c\/strong\u003e from WQC Parts. Compare the listed replacement options by original part number and application before ordering.\u003c\/p\u003e\n\u003cp\u003eCheck the seal or kit part number and the component being repaired. For kits, review the individual listing for contents and the applicable arrangement; a machine brand alone does not establish that a kit fits.\u003c\/p\u003e\u003ch2\u003eIdentify the correct replacement\u003c\/h2\u003e\u003cp\u003eMatch the original part number with the product listing and confirm the machine model, serial range and component location. Check the stated configuration and quantity needed; a shared product name or machine brand alone does not confirm fitment.\u003c\/p\u003e\n\u003ch2\u003eRelated collections and help\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/seal-kits\"\u003eBrowse all seal kits by application\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/contact\"\u003eGet help identifying a part\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","products":[{"product_id":"dempster-ha-2557-seal-kit-dd-ha2557","title":"Dempster Ha 2557 Seal Kit","description":"\u003cp\u003e\u003cstrong\u003eDempster Ha 2557 Seal Kit\u003c\/strong\u003e is a Hercules catalog product available from WQC Parts for hydraulic cylinder, seal kit, pump, motor, valve, and heavy-equipment repair applications.\u003c\/p\u003e \u003cp\u003eThis listing uses Hercules part number \u003cstrong\u003eDD-HA2557\u003c\/strong\u003e. Catalog description: \u003cstrong\u003e1-1\/8 X 2-1\/2\u003c\/strong\u003e.\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eHercules part number:\u003c\/strong\u003e DD-HA2557\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Hydraulic cylinder seal kit\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eReference brand\/application:\u003c\/strong\u003e Dempster\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eApproximate weight:\u003c\/strong\u003e 0.019 lb\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eUse this product when your parts book, service manual, cylinder repair list, pump\/motor breakdown, or existing component calls for \u003cstrong\u003eDD-HA2557\u003c\/strong\u003e. It is intended to help restore sealing performance, reduce leakage, and support reliable equipment repair when correctly matched to the application.\u003c\/p\u003e \u003ch3\u003eFitment Verification\u003c\/h3\u003e\u003cp\u003eBefore ordering, confirm the \u003cstrong\u003eDD-HA2557\u003c\/strong\u003e reference against your OEM reference number, machine model, cylinder location, bore and rod size, pump\/motor series, and serial-number range. Manufacturer names and part numbers are used for identification and fitment reference only. If you are unsure, compare the old parts, measurements, and parts-book callout before installation.\u003c\/p\u003e","brand":"HERCULES","offers":[{"title":"Default Title","offer_id":42582208577632,"sku":"DD-HA2557","price":8.27,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"dempster-ha-2561-seal-kit-dd-ha2561","title":"Dempster Ha 2561 Seal Kit","description":"\u003cp\u003e\u003cstrong\u003eDempster Ha 2561 Seal Kit\u003c\/strong\u003e is a Hercules catalog product available from WQC Parts for hydraulic cylinder, seal kit, pump, motor, valve, and heavy-equipment repair applications.\u003c\/p\u003e \u003cp\u003eThis listing uses Hercules part number \u003cstrong\u003eDD-HA2561\u003c\/strong\u003e. Catalog description: \u003cstrong\u003e1-1\/8 X 2-1\/2\u003c\/strong\u003e.\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eHercules part number:\u003c\/strong\u003e DD-HA2561\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Hydraulic cylinder seal kit\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eReference brand\/application:\u003c\/strong\u003e Dempster\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eApproximate weight:\u003c\/strong\u003e 0.092 lb\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eUse this product when your parts book, service manual, cylinder repair list, pump\/motor breakdown, or existing component calls for \u003cstrong\u003eDD-HA2561\u003c\/strong\u003e. It is intended to help restore sealing performance, reduce leakage, and support reliable equipment repair when correctly matched to the application.\u003c\/p\u003e \u003ch3\u003eFitment Verification\u003c\/h3\u003e\u003cp\u003eBefore ordering, confirm the \u003cstrong\u003eDD-HA2561\u003c\/strong\u003e reference against your OEM reference number, machine model, cylinder location, bore and rod size, pump\/motor series, and serial-number range. Manufacturer names and part numbers are used for identification and fitment reference only. If you are unsure, compare the old parts, measurements, and parts-book callout before installation.\u003c\/p\u003e","brand":"HERCULES","offers":[{"title":"Default Title","offer_id":42582208610400,"sku":"DD-HA2561","price":19.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"dempster-ha-2629-seal-kit-dd-ha2629","title":"Dempster Ha 2629 Seal Kit","description":"\u003cp\u003e\u003cstrong\u003eDempster Ha 2629 Seal Kit\u003c\/strong\u003e is a Hercules catalog product available from WQC Parts for hydraulic cylinder, seal kit, pump, motor, valve, and heavy-equipment repair applications.\u003c\/p\u003e \u003cp\u003eThis listing uses Hercules part number \u003cstrong\u003eDD-HA2629\u003c\/strong\u003e. Catalog description: \u003cstrong\u003e1-1\/2 X 3\u003c\/strong\u003e.\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eHercules part number:\u003c\/strong\u003e DD-HA2629\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Hydraulic cylinder seal kit\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eReference brand\/application:\u003c\/strong\u003e Dempster\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eApproximate weight:\u003c\/strong\u003e 0.394 lb\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eUse this product when your parts book, service manual, cylinder repair list, pump\/motor breakdown, or existing component calls for \u003cstrong\u003eDD-HA2629\u003c\/strong\u003e. It is intended to help restore sealing performance, reduce leakage, and support reliable equipment repair when correctly matched to the application.\u003c\/p\u003e \u003ch3\u003eFitment Verification\u003c\/h3\u003e\u003cp\u003eBefore ordering, confirm the \u003cstrong\u003eDD-HA2629\u003c\/strong\u003e reference against your OEM reference number, machine model, cylinder location, bore and rod size, pump\/motor series, and serial-number range. Manufacturer names and part numbers are used for identification and fitment reference only. If you are unsure, compare the old parts, measurements, and parts-book callout before installation.\u003c\/p\u003e","brand":"HERCULES","offers":[{"title":"Default Title","offer_id":42582208643168,"sku":"DD-HA2629","price":16.07,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"dempster-ha-2630-seal-kit-dd-ha2630","title":"Dempster Ha 2630 Seal Kit","description":"\u003cp\u003e\u003cstrong\u003eDempster Ha 2630 Seal Kit\u003c\/strong\u003e is a Hercules catalog product available from WQC Parts for hydraulic cylinder, seal kit, pump, motor, valve, and heavy-equipment repair applications.\u003c\/p\u003e \u003cp\u003eThis listing uses Hercules part number \u003cstrong\u003eDD-HA2630\u003c\/strong\u003e. Catalog description: \u003cstrong\u003e1-1\/2 X 3-1\/2\u003c\/strong\u003e.\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eHercules part number:\u003c\/strong\u003e DD-HA2630\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Hydraulic cylinder seal kit\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eReference brand\/application:\u003c\/strong\u003e Dempster\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eApproximate weight:\u003c\/strong\u003e 0.073 lb\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eUse this product when your parts book, service manual, cylinder repair list, pump\/motor breakdown, or existing component calls for \u003cstrong\u003eDD-HA2630\u003c\/strong\u003e. It is intended to help restore sealing performance, reduce leakage, and support reliable equipment repair when correctly matched to the application.\u003c\/p\u003e \u003ch3\u003eFitment Verification\u003c\/h3\u003e\u003cp\u003eBefore ordering, confirm the \u003cstrong\u003eDD-HA2630\u003c\/strong\u003e reference against your OEM reference number, machine model, cylinder location, bore and rod size, pump\/motor series, and serial-number range. Manufacturer names and part numbers are used for identification and fitment reference only. If you are unsure, compare the old parts, measurements, and parts-book callout before installation.\u003c\/p\u003e","brand":"HERCULES","offers":[{"title":"Default Title","offer_id":42582208675936,"sku":"DD-HA2630","price":33.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"dempster-ha-2632-seal-kit-dd-ha2632","title":"Dempster Ha 2632 Seal Kit","description":"\u003cp\u003e\u003cstrong\u003eDempster Ha 2632 Seal Kit\u003c\/strong\u003e is a Hercules catalog product available from WQC Parts for hydraulic cylinder, seal kit, pump, motor, valve, and heavy-equipment repair applications.\u003c\/p\u003e \u003cp\u003eThis listing uses Hercules part number \u003cstrong\u003eDD-HA2632\u003c\/strong\u003e. 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It is intended to help restore sealing performance, reduce leakage, and support reliable equipment repair when correctly matched to the application.\u003c\/p\u003e \u003ch3\u003eFitment Verification\u003c\/h3\u003e\u003cp\u003eBefore ordering, confirm the \u003cstrong\u003eDD-HA2632\u003c\/strong\u003e reference against your OEM reference number, machine model, cylinder location, bore and rod size, pump\/motor series, and serial-number range. Manufacturer names and part numbers are used for identification and fitment reference only. If you are unsure, compare the old parts, measurements, and parts-book callout before installation.\u003c\/p\u003e","brand":"HERCULES","offers":[{"title":"Default Title","offer_id":42582208708704,"sku":"DD-HA2632","price":68.26,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"dempster-ha-2633-seal-kit-dd-ha2633","title":"Dempster Ha 2633 Seal Kit","description":"\u003cp\u003e\u003cstrong\u003eDempster Ha 2633 Seal Kit\u003c\/strong\u003e is a Hercules catalog product available from WQC Parts for hydraulic cylinder, seal kit, pump, motor, valve, and heavy-equipment repair applications.\u003c\/p\u003e \u003cp\u003eThis listing uses Hercules part number \u003cstrong\u003eDD-HA2633\u003c\/strong\u003e. 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If you are unsure, compare the old parts, measurements, and parts-book callout before installation.\u003c\/p\u003e","brand":"HERCULES","offers":[{"title":"Default Title","offer_id":42582208741472,"sku":"DD-HA2633","price":15.84,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"dempster-ha-2634-seal-kit-dd-ha2634","title":"Dempster Ha 2634 Seal Kit","description":"\u003cp\u003e\u003cstrong\u003eDempster Ha 2634 Seal Kit\u003c\/strong\u003e is a Hercules catalog product available from WQC Parts for hydraulic cylinder, seal kit, pump, motor, valve, and heavy-equipment repair applications.\u003c\/p\u003e \u003cp\u003eThis listing uses Hercules part number \u003cstrong\u003eDD-HA2634\u003c\/strong\u003e. Catalog description: \u003cstrong\u003e1-1\/2 X 2-1\/2\u003c\/strong\u003e.\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eHercules part number:\u003c\/strong\u003e DD-HA2634\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Hydraulic cylinder seal kit\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eReference brand\/application:\u003c\/strong\u003e Dempster\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eApproximate weight:\u003c\/strong\u003e 0.39 lb\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eUse this product when your parts book, service manual, cylinder repair list, pump\/motor breakdown, or existing component calls for \u003cstrong\u003eDD-HA2634\u003c\/strong\u003e. It is intended to help restore sealing performance, reduce leakage, and support reliable equipment repair when correctly matched to the application.\u003c\/p\u003e \u003ch3\u003eFitment Verification\u003c\/h3\u003e\u003cp\u003eBefore ordering, confirm the \u003cstrong\u003eDD-HA2634\u003c\/strong\u003e reference against your OEM reference number, machine model, cylinder location, bore and rod size, pump\/motor series, and serial-number range. Manufacturer names and part numbers are used for identification and fitment reference only. If you are unsure, compare the old parts, measurements, and parts-book callout before installation.\u003c\/p\u003e","brand":"HERCULES","offers":[{"title":"Default Title","offer_id":42582208774240,"sku":"DD-HA2634","price":14.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"dempster-ha-2895-seal-kit-dd-ha2895","title":"Dempster Ha 2895 Seal Kit","description":"\u003cp\u003e\u003cstrong\u003eDempster Ha 2895 Seal Kit\u003c\/strong\u003e is a Hercules catalog product available from WQC Parts for hydraulic cylinder, seal kit, pump, motor, valve, and heavy-equipment repair applications.\u003c\/p\u003e \u003cp\u003eThis listing uses Hercules part number \u003cstrong\u003eDD-HA2895\u003c\/strong\u003e. Catalog description: \u003cstrong\u003e1-1\/2 X 2-1\/2\u003c\/strong\u003e.\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eHercules part number:\u003c\/strong\u003e DD-HA2895\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Hydraulic cylinder seal kit\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eReference brand\/application:\u003c\/strong\u003e Dempster\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eApproximate weight:\u003c\/strong\u003e 0.39 lb\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eUse this product when your parts book, service manual, cylinder repair list, pump\/motor breakdown, or existing component calls for \u003cstrong\u003eDD-HA2895\u003c\/strong\u003e. It is intended to help restore sealing performance, reduce leakage, and support reliable equipment repair when correctly matched to the application.\u003c\/p\u003e \u003ch3\u003eFitment Verification\u003c\/h3\u003e\u003cp\u003eBefore ordering, confirm the \u003cstrong\u003eDD-HA2895\u003c\/strong\u003e reference against your OEM reference number, machine model, cylinder location, bore and rod size, pump\/motor series, and serial-number range. Manufacturer names and part numbers are used for identification and fitment reference only. 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Catalog description: \u003cstrong\u003e2-1\/2 X 3-1\/2\u003c\/strong\u003e.\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eHercules part number:\u003c\/strong\u003e DD-HA3301\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Hydraulic cylinder seal kit\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eReference brand\/application:\u003c\/strong\u003e Dempster\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eApproximate weight:\u003c\/strong\u003e 0.042 lb\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eUse this product when your parts book, service manual, cylinder repair list, pump\/motor breakdown, or existing component calls for \u003cstrong\u003eDD-HA3301\u003c\/strong\u003e. It is intended to help restore sealing performance, reduce leakage, and support reliable equipment repair when correctly matched to the application.\u003c\/p\u003e \u003ch3\u003eFitment Verification\u003c\/h3\u003e\u003cp\u003eBefore ordering, confirm the \u003cstrong\u003eDD-HA3301\u003c\/strong\u003e reference against your OEM reference number, machine model, cylinder location, bore and rod size, pump\/motor series, and serial-number range. Manufacturer names and part numbers are used for identification and fitment reference only. If you are unsure, compare the old parts, measurements, and parts-book callout before installation.\u003c\/p\u003e","brand":"HERCULES","offers":[{"title":"Default Title","offer_id":42582208872544,"sku":"DD-HA3301","price":18.56,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"dempster-ha-3302-seal-kit-dd-ha3302","title":"Dempster Ha 3302 Seal Kit","description":"\u003cp\u003e\u003cstrong\u003eDempster Ha 3302 Seal Kit\u003c\/strong\u003e is a Hercules catalog product available from WQC Parts for hydraulic cylinder, seal kit, pump, motor, valve, and heavy-equipment repair applications.\u003c\/p\u003e \u003cp\u003eThis listing uses Hercules part number \u003cstrong\u003eDD-HA3302\u003c\/strong\u003e. Catalog description: \u003cstrong\u003e2-1\/2 X 6\u003c\/strong\u003e.\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eHercules part number:\u003c\/strong\u003e DD-HA3302\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Hydraulic cylinder seal kit\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eReference brand\/application:\u003c\/strong\u003e Dempster\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eApproximate weight:\u003c\/strong\u003e 0.168 lb\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eUse this product when your parts book, service manual, cylinder repair list, pump\/motor breakdown, or existing component calls for \u003cstrong\u003eDD-HA3302\u003c\/strong\u003e. It is intended to help restore sealing performance, reduce leakage, and support reliable equipment repair when correctly matched to the application.\u003c\/p\u003e \u003ch3\u003eFitment Verification\u003c\/h3\u003e\u003cp\u003eBefore ordering, confirm the \u003cstrong\u003eDD-HA3302\u003c\/strong\u003e reference against your OEM reference number, machine model, cylinder location, bore and rod size, pump\/motor series, and serial-number range. Manufacturer names and part numbers are used for identification and fitment reference only. If you are unsure, compare the old parts, measurements, and parts-book callout before installation.\u003c\/p\u003e","brand":"HERCULES","offers":[{"title":"Default Title","offer_id":42582208905312,"sku":"DD-HA3302","price":82.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"dempster-ha-3303-seal-kit-dd-ha3303","title":"Dempster Ha 3303 Seal Kit","description":"\u003cp\u003e\u003cstrong\u003eDempster Ha 3303 Seal Kit\u003c\/strong\u003e is a Hercules catalog product available from WQC Parts for hydraulic cylinder, seal kit, pump, motor, valve, and heavy-equipment repair applications.\u003c\/p\u003e \u003cp\u003eThis listing uses Hercules part number \u003cstrong\u003eDD-HA3303\u003c\/strong\u003e. Catalog description: \u003cstrong\u003e2 X 5\u003c\/strong\u003e.\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eHercules part number:\u003c\/strong\u003e DD-HA3303\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Hydraulic cylinder seal kit\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eReference brand\/application:\u003c\/strong\u003e Dempster\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eApproximate weight:\u003c\/strong\u003e 0.157 lb\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eUse this product when your parts book, service manual, cylinder repair list, pump\/motor breakdown, or existing component calls for \u003cstrong\u003eDD-HA3303\u003c\/strong\u003e. It is intended to help restore sealing performance, reduce leakage, and support reliable equipment repair when correctly matched to the application.\u003c\/p\u003e \u003ch3\u003eFitment Verification\u003c\/h3\u003e\u003cp\u003eBefore ordering, confirm the \u003cstrong\u003eDD-HA3303\u003c\/strong\u003e reference against your OEM reference number, machine model, cylinder location, bore and rod size, pump\/motor series, and serial-number range. Manufacturer names and part numbers are used for identification and fitment reference only. If you are unsure, compare the old parts, measurements, and parts-book callout before installation.\u003c\/p\u003e","brand":"HERCULES","offers":[{"title":"Default Title","offer_id":42582208938080,"sku":"DD-HA3303","price":66.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"dempster-ha-3304-seal-kit-dd-ha3304","title":"Dempster Ha 3304 Seal Kit","description":"\u003cp\u003e\u003cstrong\u003eDempster Ha 3304 Seal Kit\u003c\/strong\u003e is a Hercules catalog product available from WQC Parts for hydraulic cylinder, seal kit, pump, motor, valve, and heavy-equipment repair applications.\u003c\/p\u003e \u003cp\u003eThis listing uses Hercules part number \u003cstrong\u003eDD-HA3304\u003c\/strong\u003e. Catalog description: \u003cstrong\u003e3 X 5\u003c\/strong\u003e.\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eHercules part number:\u003c\/strong\u003e DD-HA3304\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Hydraulic cylinder seal kit\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eReference brand\/application:\u003c\/strong\u003e Dempster\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eApproximate weight:\u003c\/strong\u003e 0.235 lb\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eUse this product when your parts book, service manual, cylinder repair list, pump\/motor breakdown, or existing component calls for \u003cstrong\u003eDD-HA3304\u003c\/strong\u003e. It is intended to help restore sealing performance, reduce leakage, and support reliable equipment repair when correctly matched to the application.\u003c\/p\u003e \u003ch3\u003eFitment Verification\u003c\/h3\u003e\u003cp\u003eBefore ordering, confirm the \u003cstrong\u003eDD-HA3304\u003c\/strong\u003e reference against your OEM reference number, machine model, cylinder location, bore and rod size, pump\/motor series, and serial-number range. Manufacturer names and part numbers are used for identification and fitment reference only. If you are unsure, compare the old parts, measurements, and parts-book callout before installation.\u003c\/p\u003e","brand":"HERCULES","offers":[{"title":"Default Title","offer_id":42582208970848,"sku":"DD-HA3304","price":71.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"dempster-ha-3527-seal-kit-dd-ha3527","title":"Dempster Ha 3527 Seal Kit","description":"\u003cp\u003e\u003cstrong\u003eDempster Ha 3527 Seal Kit\u003c\/strong\u003e is a Hercules catalog product available from WQC Parts for hydraulic cylinder, seal kit, pump, motor, valve, and heavy-equipment repair applications.\u003c\/p\u003e \u003cp\u003eThis listing uses Hercules part number \u003cstrong\u003eDD-HA3527\u003c\/strong\u003e. Catalog description: \u003cstrong\u003e3 X 6\u003c\/strong\u003e.\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eHercules part number:\u003c\/strong\u003e DD-HA3527\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Hydraulic cylinder seal kit\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eReference brand\/application:\u003c\/strong\u003e Dempster\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eApproximate weight:\u003c\/strong\u003e 0.358 lb\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eUse this product when your parts book, service manual, cylinder repair list, pump\/motor breakdown, or existing component calls for \u003cstrong\u003eDD-HA3527\u003c\/strong\u003e. It is intended to help restore sealing performance, reduce leakage, and support reliable equipment repair when correctly matched to the application.\u003c\/p\u003e \u003ch3\u003eFitment Verification\u003c\/h3\u003e\u003cp\u003eBefore ordering, confirm the \u003cstrong\u003eDD-HA3527\u003c\/strong\u003e reference against your OEM reference number, machine model, cylinder location, bore and rod size, pump\/motor series, and serial-number range. Manufacturer names and part numbers are used for identification and fitment reference only. If you are unsure, compare the old parts, measurements, and parts-book callout before installation.\u003c\/p\u003e","brand":"HERCULES","offers":[{"title":"Default Title","offer_id":42582209003616,"sku":"DD-HA3527","price":93.84,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"dempster-ha-3541-seal-kit-dd-ha3541","title":"Dempster Ha 3541 Seal Kit","description":"\u003cp\u003e\u003cstrong\u003eDempster Ha 3541 Seal Kit\u003c\/strong\u003e is a Hercules catalog product available from WQC Parts for hydraulic cylinder, seal kit, pump, motor, valve, and heavy-equipment repair applications.\u003c\/p\u003e \u003cp\u003eThis listing uses Hercules part number \u003cstrong\u003eDD-HA3541\u003c\/strong\u003e. Catalog description: \u003cstrong\u003e2 X 5\u003c\/strong\u003e.\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eHercules part number:\u003c\/strong\u003e DD-HA3541\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Hydraulic cylinder seal kit\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eReference brand\/application:\u003c\/strong\u003e Dempster\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eApproximate weight:\u003c\/strong\u003e 1 lb\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eUse this product when your parts book, service manual, cylinder repair list, pump\/motor breakdown, or existing component calls for \u003cstrong\u003eDD-HA3541\u003c\/strong\u003e. It is intended to help restore sealing performance, reduce leakage, and support reliable equipment repair when correctly matched to the application.\u003c\/p\u003e \u003ch3\u003eFitment Verification\u003c\/h3\u003e\u003cp\u003eBefore ordering, confirm the \u003cstrong\u003eDD-HA3541\u003c\/strong\u003e reference against your OEM reference number, machine model, cylinder location, bore and rod size, pump\/motor series, and serial-number range. Manufacturer names and part numbers are used for identification and fitment reference only. If you are unsure, compare the old parts, measurements, and parts-book callout before installation.\u003c\/p\u003e","brand":"HERCULES","offers":[{"title":"Default Title","offer_id":42582209036384,"sku":"DD-HA3541","price":80.51,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"dempster-ha-3542-seal-kit-dd-ha3542","title":"Dempster Ha 3542 Seal Kit","description":"\u003cp\u003e\u003cstrong\u003eDempster Ha 3542 Seal Kit\u003c\/strong\u003e is a Hercules catalog product available from WQC Parts for hydraulic cylinder, seal kit, pump, motor, valve, and heavy-equipment repair applications.\u003c\/p\u003e \u003cp\u003eThis listing uses Hercules part number \u003cstrong\u003eDD-HA3542\u003c\/strong\u003e. Catalog description: \u003cstrong\u003e2 X 4\u003c\/strong\u003e.\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eHercules part number:\u003c\/strong\u003e DD-HA3542\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Hydraulic cylinder seal kit\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eReference brand\/application:\u003c\/strong\u003e Dempster\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eApproximate weight:\u003c\/strong\u003e 0.341 lb\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eUse this product when your parts book, service manual, cylinder repair list, pump\/motor breakdown, or existing component calls for \u003cstrong\u003eDD-HA3542\u003c\/strong\u003e. It is intended to help restore sealing performance, reduce leakage, and support reliable equipment repair when correctly matched to the application.\u003c\/p\u003e \u003ch3\u003eFitment Verification\u003c\/h3\u003e\u003cp\u003eBefore ordering, confirm the \u003cstrong\u003eDD-HA3542\u003c\/strong\u003e reference against your OEM reference number, machine model, cylinder location, bore and rod size, pump\/motor series, and serial-number range. Manufacturer names and part numbers are used for identification and fitment reference only. If you are unsure, compare the old parts, measurements, and parts-book callout before installation.\u003c\/p\u003e","brand":"HERCULES","offers":[{"title":"Default Title","offer_id":42582209069152,"sku":"DD-HA3542","price":71.22,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"dempster-ha-3557-seal-kit-dd-ha3557","title":"Dempster Ha 3557 Seal Kit","description":"\u003cp\u003e\u003cstrong\u003eDempster Ha 3557 Seal Kit\u003c\/strong\u003e is a Hercules catalog product available from WQC Parts for hydraulic cylinder, seal kit, pump, motor, valve, and heavy-equipment repair applications.\u003c\/p\u003e \u003cp\u003eThis listing uses Hercules part number \u003cstrong\u003eDD-HA3557\u003c\/strong\u003e. Catalog description: \u003cstrong\u003e2-1\/2 X 3-1\/2\u003c\/strong\u003e.\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eHercules part number:\u003c\/strong\u003e DD-HA3557\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Hydraulic cylinder seal kit\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eReference brand\/application:\u003c\/strong\u003e Dempster\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eApproximate weight:\u003c\/strong\u003e 0.419 lb\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eUse this product when your parts book, service manual, cylinder repair list, pump\/motor breakdown, or existing component calls for \u003cstrong\u003eDD-HA3557\u003c\/strong\u003e. It is intended to help restore sealing performance, reduce leakage, and support reliable equipment repair when correctly matched to the application.\u003c\/p\u003e \u003ch3\u003eFitment Verification\u003c\/h3\u003e\u003cp\u003eBefore ordering, confirm the \u003cstrong\u003eDD-HA3557\u003c\/strong\u003e reference against your OEM reference number, machine model, cylinder location, bore and rod size, pump\/motor series, and serial-number range. Manufacturer names and part numbers are used for identification and fitment reference only. If you are unsure, compare the old parts, measurements, and parts-book callout before installation.\u003c\/p\u003e","brand":"HERCULES","offers":[{"title":"Default Title","offer_id":42582209134688,"sku":"DD-HA3557","price":25.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"dempster-ha-3558-seal-kit-dd-ha3558","title":"Dempster Ha 3558 Seal Kit","description":"\u003cp\u003e\u003cstrong\u003eDempster Ha 3558 Seal Kit\u003c\/strong\u003e is a Hercules catalog product available from WQC Parts for hydraulic cylinder, seal kit, pump, motor, valve, and heavy-equipment repair applications.\u003c\/p\u003e \u003cp\u003eThis listing uses Hercules part number \u003cstrong\u003eDD-HA3558\u003c\/strong\u003e. Catalog description: \u003cstrong\u003e3 X 5\u003c\/strong\u003e.\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eHercules part number:\u003c\/strong\u003e DD-HA3558\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Hydraulic cylinder seal kit\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eReference brand\/application:\u003c\/strong\u003e Dempster\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eApproximate weight:\u003c\/strong\u003e 0.423 lb\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eUse this product when your parts book, service manual, cylinder repair list, pump\/motor breakdown, or existing component calls for \u003cstrong\u003eDD-HA3558\u003c\/strong\u003e. It is intended to help restore sealing performance, reduce leakage, and support reliable equipment repair when correctly matched to the application.\u003c\/p\u003e \u003ch3\u003eFitment Verification\u003c\/h3\u003e\u003cp\u003eBefore ordering, confirm the \u003cstrong\u003eDD-HA3558\u003c\/strong\u003e reference against your OEM reference number, machine model, cylinder location, bore and rod size, pump\/motor series, and serial-number range. Manufacturer names and part numbers are used for identification and fitment reference only. If you are unsure, compare the old parts, measurements, and parts-book callout before installation.\u003c\/p\u003e","brand":"HERCULES","offers":[{"title":"Default Title","offer_id":42582209167456,"sku":"DD-HA3558","price":71.24,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"dempster-ha-3559-seal-kit-dd-ha3559","title":"Dempster Ha 3559 Seal Kit","description":"\u003cp\u003e\u003cstrong\u003eDempster Ha 3559 Seal Kit\u003c\/strong\u003e is a Hercules catalog product available from WQC Parts for hydraulic cylinder, seal kit, pump, motor, valve, and heavy-equipment repair applications.\u003c\/p\u003e \u003cp\u003eThis listing uses Hercules part number \u003cstrong\u003eDD-HA3559\u003c\/strong\u003e. Catalog description: \u003cstrong\u003e2-1\/2 X 6\u003c\/strong\u003e.\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eHercules part number:\u003c\/strong\u003e DD-HA3559\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Hydraulic cylinder seal kit\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eReference brand\/application:\u003c\/strong\u003e Dempster\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eApproximate weight:\u003c\/strong\u003e 0.372 lb\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eUse this product when your parts book, service manual, cylinder repair list, pump\/motor breakdown, or existing component calls for \u003cstrong\u003eDD-HA3559\u003c\/strong\u003e. It is intended to help restore sealing performance, reduce leakage, and support reliable equipment repair when correctly matched to the application.\u003c\/p\u003e \u003ch3\u003eFitment Verification\u003c\/h3\u003e\u003cp\u003eBefore ordering, confirm the \u003cstrong\u003eDD-HA3559\u003c\/strong\u003e reference against your OEM reference number, machine model, cylinder location, bore and rod size, pump\/motor series, and serial-number range. Manufacturer names and part numbers are used for identification and fitment reference only. If you are unsure, compare the old parts, measurements, and parts-book callout before installation.\u003c\/p\u003e","brand":"HERCULES","offers":[{"title":"Default Title","offer_id":42582209200224,"sku":"DD-HA3559","price":105.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"dempster-ha-3562-seal-kit-dd-ha3562","title":"Dempster Ha 3562 Seal Kit","description":"\u003cp\u003e\u003cstrong\u003eDempster Ha 3562 Seal Kit\u003c\/strong\u003e is a Hercules catalog product available from WQC Parts for hydraulic cylinder, seal kit, pump, motor, valve, and heavy-equipment repair applications.\u003c\/p\u003e \u003cp\u003eThis listing uses Hercules part number \u003cstrong\u003eDD-HA3562\u003c\/strong\u003e. Catalog description: \u003cstrong\u003e2 X 4\u003c\/strong\u003e.\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eHercules part number:\u003c\/strong\u003e DD-HA3562\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Hydraulic cylinder seal kit\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eReference brand\/application:\u003c\/strong\u003e Dempster\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eApproximate weight:\u003c\/strong\u003e 0.238 lb\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eUse this product when your parts book, service manual, cylinder repair list, pump\/motor breakdown, or existing component calls for \u003cstrong\u003eDD-HA3562\u003c\/strong\u003e. It is intended to help restore sealing performance, reduce leakage, and support reliable equipment repair when correctly matched to the application.\u003c\/p\u003e \u003ch3\u003eFitment Verification\u003c\/h3\u003e\u003cp\u003eBefore ordering, confirm the \u003cstrong\u003eDD-HA3562\u003c\/strong\u003e reference against your OEM reference number, machine model, cylinder location, bore and rod size, pump\/motor series, and serial-number range. Manufacturer names and part numbers are used for identification and fitment reference only. If you are unsure, compare the old parts, measurements, and parts-book callout before installation.\u003c\/p\u003e","brand":"HERCULES","offers":[{"title":"Default Title","offer_id":42582209232992,"sku":"DD-HA3562","price":57.12,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"dempster-ha-3563-seal-kit-dd-ha3563","title":"Dempster Ha 3563 Seal Kit","description":"\u003cp\u003e\u003cstrong\u003eDempster Ha 3563 Seal Kit\u003c\/strong\u003e is a Hercules catalog product available from WQC Parts for hydraulic cylinder, seal kit, pump, motor, valve, and heavy-equipment repair applications.\u003c\/p\u003e \u003cp\u003eThis listing uses Hercules part number \u003cstrong\u003eDD-HA3563\u003c\/strong\u003e. Catalog description: \u003cstrong\u003e2 X 5\u003c\/strong\u003e.\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eHercules part number:\u003c\/strong\u003e DD-HA3563\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Hydraulic cylinder seal kit\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eReference brand\/application:\u003c\/strong\u003e Dempster\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eApproximate weight:\u003c\/strong\u003e 0.249 lb\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eUse this product when your parts book, service manual, cylinder repair list, pump\/motor breakdown, or existing component calls for \u003cstrong\u003eDD-HA3563\u003c\/strong\u003e. It is intended to help restore sealing performance, reduce leakage, and support reliable equipment repair when correctly matched to the application.\u003c\/p\u003e \u003ch3\u003eFitment Verification\u003c\/h3\u003e\u003cp\u003eBefore ordering, confirm the \u003cstrong\u003eDD-HA3563\u003c\/strong\u003e reference against your OEM reference number, machine model, cylinder location, bore and rod size, pump\/motor series, and serial-number range. Manufacturer names and part numbers are used for identification and fitment reference only. If you are unsure, compare the old parts, measurements, and parts-book callout before installation.\u003c\/p\u003e","brand":"HERCULES","offers":[{"title":"Default Title","offer_id":42582209265760,"sku":"DD-HA3563","price":66.52,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"dempster-ha-3775-seal-kit-dd-ha3775","title":"Dempster Ha 3775 Seal Kit","description":"\u003cp\u003e\u003cstrong\u003eDempster Ha 3775 Seal Kit\u003c\/strong\u003e is a Hercules catalog product available from WQC Parts for hydraulic cylinder, seal kit, pump, motor, valve, and heavy-equipment repair applications.\u003c\/p\u003e \u003cp\u003eThis listing uses Hercules part number \u003cstrong\u003eDD-HA3775\u003c\/strong\u003e. Catalog description: \u003cstrong\u003e1-3\/4 X 4\u003c\/strong\u003e.\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eHercules part number:\u003c\/strong\u003e DD-HA3775\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Hydraulic cylinder seal kit\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eReference brand\/application:\u003c\/strong\u003e Dempster\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eApproximate weight:\u003c\/strong\u003e 0.074 lb\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eUse this product when your parts book, service manual, cylinder repair list, pump\/motor breakdown, or existing component calls for \u003cstrong\u003eDD-HA3775\u003c\/strong\u003e. It is intended to help restore sealing performance, reduce leakage, and support reliable equipment repair when correctly matched to the application.\u003c\/p\u003e \u003ch3\u003eFitment Verification\u003c\/h3\u003e\u003cp\u003eBefore ordering, confirm the \u003cstrong\u003eDD-HA3775\u003c\/strong\u003e reference against your OEM reference number, machine model, cylinder location, bore and rod size, pump\/motor series, and serial-number range. Manufacturer names and part numbers are used for identification and fitment reference only. If you are unsure, compare the old parts, measurements, and parts-book callout before installation.\u003c\/p\u003e","brand":"HERCULES","offers":[{"title":"Default Title","offer_id":42582209298528,"sku":"DD-HA3775","price":46.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"dempster-ha-3799-seal-kit-dd-ha3799","title":"Dempster Ha 3799 Seal Kit","description":"\u003cp\u003e\u003cstrong\u003eDempster Ha 3799 Seal Kit\u003c\/strong\u003e is a Hercules catalog product available from WQC Parts for hydraulic cylinder, seal kit, pump, motor, valve, and heavy-equipment repair applications.\u003c\/p\u003e \u003cp\u003eThis listing uses Hercules part number \u003cstrong\u003eDD-HA3799\u003c\/strong\u003e. Catalog description: \u003cstrong\u003e2-1\/2 X 3-1\/2\u003c\/strong\u003e.\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eHercules part number:\u003c\/strong\u003e DD-HA3799\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Hydraulic cylinder seal kit\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eReference brand\/application:\u003c\/strong\u003e Dempster\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eApproximate weight:\u003c\/strong\u003e 0.449 lb\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eUse this product when your parts book, service manual, cylinder repair list, pump\/motor breakdown, or existing component calls for \u003cstrong\u003eDD-HA3799\u003c\/strong\u003e. It is intended to help restore sealing performance, reduce leakage, and support reliable equipment repair when correctly matched to the application.\u003c\/p\u003e \u003ch3\u003eFitment Verification\u003c\/h3\u003e\u003cp\u003eBefore ordering, confirm the \u003cstrong\u003eDD-HA3799\u003c\/strong\u003e reference against your OEM reference number, machine model, cylinder location, bore and rod size, pump\/motor series, and serial-number range. Manufacturer names and part numbers are used for identification and fitment reference only. If you are unsure, compare the old parts, measurements, and parts-book callout before installation.\u003c\/p\u003e","brand":"HERCULES","offers":[{"title":"Default Title","offer_id":42582209364064,"sku":"DD-HA3799","price":36.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"dempster-ha-3809-seal-kit-dd-ha3809","title":"Dempster Ha 3809 Seal Kit","description":"\u003cp\u003e\u003cstrong\u003eDempster Ha 3809 Seal Kit\u003c\/strong\u003e is a Hercules catalog product available from WQC Parts for hydraulic cylinder, seal kit, pump, motor, valve, and heavy-equipment repair applications.\u003c\/p\u003e \u003cp\u003eThis listing uses Hercules part number \u003cstrong\u003eDD-HA3809\u003c\/strong\u003e. Catalog description: \u003cstrong\u003e2 X 4\u003c\/strong\u003e.\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eHercules part number:\u003c\/strong\u003e DD-HA3809\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Hydraulic cylinder seal kit\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eReference brand\/application:\u003c\/strong\u003e Dempster\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eApproximate weight:\u003c\/strong\u003e 0.324 lb\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eUse this product when your parts book, service manual, cylinder repair list, pump\/motor breakdown, or existing component calls for \u003cstrong\u003eDD-HA3809\u003c\/strong\u003e. It is intended to help restore sealing performance, reduce leakage, and support reliable equipment repair when correctly matched to the application.\u003c\/p\u003e \u003ch3\u003eFitment Verification\u003c\/h3\u003e\u003cp\u003eBefore ordering, confirm the \u003cstrong\u003eDD-HA3809\u003c\/strong\u003e reference against your OEM reference number, machine model, cylinder location, bore and rod size, pump\/motor series, and serial-number range. Manufacturer names and part numbers are used for identification and fitment reference only. If you are unsure, compare the old parts, measurements, and parts-book callout before installation.\u003c\/p\u003e","brand":"HERCULES","offers":[{"title":"Default Title","offer_id":42582209429600,"sku":"DD-HA3809","price":78.31,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"dempster-ha-3868-seal-kit-dd-ha3868","title":"Dempster Ha 3868 Seal Kit","description":"\u003cp\u003e\u003cstrong\u003eDempster Ha 3868 Seal Kit\u003c\/strong\u003e is a Hercules catalog product available from WQC Parts for hydraulic cylinder, seal kit, pump, motor, valve, and heavy-equipment repair applications.\u003c\/p\u003e \u003cp\u003eThis listing uses Hercules part number \u003cstrong\u003eDD-HA3868\u003c\/strong\u003e. Catalog description: \u003cstrong\u003e2-1\/2 X 4-1\/2\u003c\/strong\u003e.\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eHercules part number:\u003c\/strong\u003e DD-HA3868\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Hydraulic cylinder seal kit\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eReference brand\/application:\u003c\/strong\u003e Dempster\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eApproximate weight:\u003c\/strong\u003e 0.372 lb\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eUse this product when your parts book, service manual, cylinder repair list, pump\/motor breakdown, or existing component calls for \u003cstrong\u003eDD-HA3868\u003c\/strong\u003e. It is intended to help restore sealing performance, reduce leakage, and support reliable equipment repair when correctly matched to the application.\u003c\/p\u003e \u003ch3\u003eFitment Verification\u003c\/h3\u003e\u003cp\u003eBefore ordering, confirm the \u003cstrong\u003eDD-HA3868\u003c\/strong\u003e reference against your OEM reference number, machine model, cylinder location, bore and rod size, pump\/motor series, and serial-number range. Manufacturer names and part numbers are used for identification and fitment reference only. If you are unsure, compare the old parts, measurements, and parts-book callout before installation.\u003c\/p\u003e","brand":"HERCULES","offers":[{"title":"Default Title","offer_id":42582209462368,"sku":"DD-HA3868","price":106.7,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"dempster-ha-3869-seal-kit-dd-ha3869","title":"Dempster Ha 3869 Seal Kit","description":"\u003cp\u003e\u003cstrong\u003eDempster Ha 3869 Seal Kit\u003c\/strong\u003e is a Hercules catalog product available from WQC Parts for hydraulic cylinder, seal kit, pump, motor, valve, and heavy-equipment repair applications.\u003c\/p\u003e \u003cp\u003eThis listing uses Hercules part number \u003cstrong\u003eDD-HA3869\u003c\/strong\u003e. Catalog description: \u003cstrong\u003e1-1\/4 X 2\u003c\/strong\u003e.\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eHercules part number:\u003c\/strong\u003e DD-HA3869\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Hydraulic cylinder seal kit\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eReference brand\/application:\u003c\/strong\u003e Dempster\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eApproximate weight:\u003c\/strong\u003e 0.038 lb\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eUse this product when your parts book, service manual, cylinder repair list, pump\/motor breakdown, or existing component calls for \u003cstrong\u003eDD-HA3869\u003c\/strong\u003e. It is intended to help restore sealing performance, reduce leakage, and support reliable equipment repair when correctly matched to the application.\u003c\/p\u003e \u003ch3\u003eFitment Verification\u003c\/h3\u003e\u003cp\u003eBefore ordering, confirm the \u003cstrong\u003eDD-HA3869\u003c\/strong\u003e reference against your OEM reference number, machine model, cylinder location, bore and rod size, pump\/motor series, and serial-number range. Manufacturer names and part numbers are used for identification and fitment reference only. If you are unsure, compare the old parts, measurements, and parts-book callout before installation.\u003c\/p\u003e","brand":"HERCULES","offers":[{"title":"Default Title","offer_id":42582209527904,"sku":"DD-HA3869","price":20.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"dempster-ha-4166-seal-kit-dd-ha4166","title":"Dempster Ha 4166 Seal Kit","description":"\u003cp\u003e\u003cstrong\u003eDempster Ha 4166 Seal Kit\u003c\/strong\u003e is a Hercules catalog product available from WQC Parts for hydraulic cylinder, seal kit, pump, motor, valve, and heavy-equipment repair applications.\u003c\/p\u003e \u003cp\u003eThis listing uses Hercules part number \u003cstrong\u003eDD-HA4166\u003c\/strong\u003e. Catalog description: \u003cstrong\u003e2-1\/2 X 5\u003c\/strong\u003e.\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eHercules part number:\u003c\/strong\u003e DD-HA4166\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Hydraulic cylinder seal kit\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eReference brand\/application:\u003c\/strong\u003e Dempster\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eApproximate weight:\u003c\/strong\u003e 0.45 lb\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eUse this product when your parts book, service manual, cylinder repair list, pump\/motor breakdown, or existing component calls for \u003cstrong\u003eDD-HA4166\u003c\/strong\u003e. It is intended to help restore sealing performance, reduce leakage, and support reliable equipment repair when correctly matched to the application.\u003c\/p\u003e \u003ch3\u003eFitment Verification\u003c\/h3\u003e\u003cp\u003eBefore ordering, confirm the \u003cstrong\u003eDD-HA4166\u003c\/strong\u003e reference against your OEM reference number, machine model, cylinder location, bore and rod size, pump\/motor series, and serial-number range. Manufacturer names and part numbers are used for identification and fitment reference only. If you are unsure, compare the old parts, measurements, and parts-book callout before installation.\u003c\/p\u003e","brand":"HERCULES","offers":[{"title":"Default Title","offer_id":42582209593440,"sku":"DD-HA4166","price":81.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"dempster-ha-4263-seal-kit-dd-ha4263","title":"Dempster Ha 4263 Seal Kit","description":"\u003cp\u003e\u003cstrong\u003eDempster Ha 4263 Seal Kit\u003c\/strong\u003e is a Hercules catalog product available from WQC Parts for hydraulic cylinder, seal kit, pump, motor, valve, and heavy-equipment repair applications.\u003c\/p\u003e \u003cp\u003eThis listing uses Hercules part number \u003cstrong\u003eDD-HA4263\u003c\/strong\u003e. Catalog description: \u003cstrong\u003e3-1\/2 X 4\u003c\/strong\u003e.\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eHercules part number:\u003c\/strong\u003e DD-HA4263\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Hydraulic cylinder seal kit\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eReference brand\/application:\u003c\/strong\u003e Dempster\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eApproximate weight:\u003c\/strong\u003e 0.175 lb\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eUse this product when your parts book, service manual, cylinder repair list, pump\/motor breakdown, or existing component calls for \u003cstrong\u003eDD-HA4263\u003c\/strong\u003e. It is intended to help restore sealing performance, reduce leakage, and support reliable equipment repair when correctly matched to the application.\u003c\/p\u003e \u003ch3\u003eFitment Verification\u003c\/h3\u003e\u003cp\u003eBefore ordering, confirm the \u003cstrong\u003eDD-HA4263\u003c\/strong\u003e reference against your OEM reference number, machine model, cylinder location, bore and rod size, pump\/motor series, and serial-number range. Manufacturer names and part numbers are used for identification and fitment reference only. If you are unsure, compare the old parts, measurements, and parts-book callout before installation.\u003c\/p\u003e","brand":"HERCULES","offers":[{"title":"Default Title","offer_id":42582209626208,"sku":"DD-HA4263","price":39.42,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"dempster-ha-4264-seal-kit-dd-ha4264","title":"Dempster Ha 4264 Seal Kit","description":"\u003cp\u003e\u003cstrong\u003eDempster Ha 4264 Seal Kit\u003c\/strong\u003e is a Hercules catalog product available from WQC Parts for hydraulic cylinder, seal kit, pump, motor, valve, and heavy-equipment repair applications.\u003c\/p\u003e \u003cp\u003eThis listing uses Hercules part number \u003cstrong\u003eDD-HA4264\u003c\/strong\u003e. Catalog description: \u003cstrong\u003e3 X 5\u003c\/strong\u003e.\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eHercules part number:\u003c\/strong\u003e DD-HA4264\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Hydraulic cylinder seal kit\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eReference brand\/application:\u003c\/strong\u003e Dempster\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eApproximate weight:\u003c\/strong\u003e 0.309 lb\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eUse this product when your parts book, service manual, cylinder repair list, pump\/motor breakdown, or existing component calls for \u003cstrong\u003eDD-HA4264\u003c\/strong\u003e. It is intended to help restore sealing performance, reduce leakage, and support reliable equipment repair when correctly matched to the application.\u003c\/p\u003e \u003ch3\u003eFitment Verification\u003c\/h3\u003e\u003cp\u003eBefore ordering, confirm the \u003cstrong\u003eDD-HA4264\u003c\/strong\u003e reference against your OEM reference number, machine model, cylinder location, bore and rod size, pump\/motor series, and serial-number range. Manufacturer names and part numbers are used for identification and fitment reference only. If you are unsure, compare the old parts, measurements, and parts-book callout before installation.\u003c\/p\u003e","brand":"HERCULES","offers":[{"title":"Default Title","offer_id":42582209691744,"sku":"DD-HA4264","price":48.48,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"dempster-ha-4265-seal-kit-dd-ha4265","title":"Dempster Ha 4265 Seal Kit","description":"\u003cp\u003e\u003cstrong\u003eDempster Ha 4265 Seal Kit\u003c\/strong\u003e is a Hercules catalog product available from WQC Parts for hydraulic cylinder, seal kit, pump, motor, valve, and heavy-equipment repair applications.\u003c\/p\u003e \u003cp\u003eThis listing uses Hercules part number \u003cstrong\u003eDD-HA4265\u003c\/strong\u003e. 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