{"title":"CASCADE SEAL KITS","description":"\u003cp\u003eBrowse \u003cstrong\u003eCascade 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\/cascade-wiper-seals\"\u003eCascade Wiper Seals\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/cascade-o-rings\"\u003eCascade O-rings\u003c\/a\u003e\u003c\/li\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":"cascade-552715-seal-kit-cas-552715","title":"Cascade 552715 Seal Kit","description":"\u003cp\u003e\u003cstrong\u003eCascade 552715 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\u003eCAS-552715\u003c\/strong\u003e. Catalog description: \u003cstrong\u003e2-1\/4 X 2-3\/4\u003c\/strong\u003e.\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHercules part number:\u003c\/strong\u003e CAS-552715\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct type:\u003c\/strong\u003e Hydraulic cylinder seal kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReference brand\/application:\u003c\/strong\u003e Case\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApproximate weight:\u003c\/strong\u003e 0.118 lb\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCatalog data source:\u003c\/strong\u003e 2026 US Mobile Kit Catalog, 2026 US Industrial Catalog\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eCatalog Application Data\u003c\/h3\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEquipment type:\u003c\/strong\u003e Loaders - Wheel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCatalog page reference:\u003c\/strong\u003e 50, 169\u003c\/li\u003e\n\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\u003eCAS-552715\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\u003eCAS-552715\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":42581845311584,"sku":"CAS-552715","price":46.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/cas-552715_heavy-equipment-parts_ba0a75ed-3c6d-401a-8b6e-ad447cd86fa8.jpg?v=1771696862"},{"product_id":"cascade-553521-seal-kit-cas-553521","title":"Cascade 553521 Seal Kit","description":"\u003cp\u003e\u003cstrong\u003eCascade 553521 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\u003eCAS-553521\u003c\/strong\u003e. Catalog description: \u003cstrong\u003eUS-URE\/NBR-2-1\/2x3x3\/8\u003c\/strong\u003e.\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHercules part number:\u003c\/strong\u003e CAS-553521\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct type:\u003c\/strong\u003e Hydraulic cylinder seal kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReference brand\/application:\u003c\/strong\u003e Case\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApproximate weight:\u003c\/strong\u003e 0.034 lb\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCatalog data source:\u003c\/strong\u003e 2026 US Mobile Kit Catalog, 2026 US Industrial Catalog\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eCatalog Application Data\u003c\/h3\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEquipment type:\u003c\/strong\u003e Loaders - Wheel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCatalog page reference:\u003c\/strong\u003e 52, 171\u003c\/li\u003e\n\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\u003eCAS-553521\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\u003eCAS-553521\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":42581845344352,"sku":"CAS-553521","price":17.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/cas-553521_heavy-equipment-parts_a668faf5-1c5c-49ad-87df-540f8b02fb0e.jpg?v=1771696854"},{"product_id":"cascade-553523-seal-kit-cas-553523","title":"Cascade 553523 Seal Kit","description":"\u003cp\u003e\u003cstrong\u003eCascade 553523 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\u003eCAS-553523\u003c\/strong\u003e. Catalog description: \u003cstrong\u003eUS-URE\/NBR-3x3-1\/2x3\/8\u003c\/strong\u003e.\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHercules part number:\u003c\/strong\u003e CAS-553523\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct type:\u003c\/strong\u003e Hydraulic cylinder seal kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReference brand\/application:\u003c\/strong\u003e Case\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApproximate weight:\u003c\/strong\u003e 0.05 lb\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCatalog data source:\u003c\/strong\u003e 2026 US Mobile Kit Catalog, 2026 US Industrial Catalog\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eCatalog Application Data\u003c\/h3\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEquipment type:\u003c\/strong\u003e Loaders - Wheel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCatalog page reference:\u003c\/strong\u003e 52, 171\u003c\/li\u003e\n\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\u003eCAS-553523\u003c\/strong\u003e. 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Catalog description: \u003cstrong\u003eUS-URE\/NBR-3-1\/4x3-3\/4x3\/8\u003c\/strong\u003e.\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHercules part number:\u003c\/strong\u003e CAS-553524\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct type:\u003c\/strong\u003e Hydraulic cylinder seal kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReference brand\/application:\u003c\/strong\u003e Case\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApproximate weight:\u003c\/strong\u003e 0.14 lb\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCatalog data source:\u003c\/strong\u003e 2026 US Mobile Kit Catalog, 2026 US Industrial Catalog\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eCatalog Application Data\u003c\/h3\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEquipment type:\u003c\/strong\u003e Loaders - Wheel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCatalog page reference:\u003c\/strong\u003e 52, 171\u003c\/li\u003e\n\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\u003eCAS-553524\u003c\/strong\u003e. 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Catalog description: \u003cstrong\u003e1-1\/2 X 4-3\/4\u003c\/strong\u003e.\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHercules part number:\u003c\/strong\u003e CAS-630033\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct type:\u003c\/strong\u003e Hydraulic cylinder seal kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReference brand\/application:\u003c\/strong\u003e Case\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApproximate weight:\u003c\/strong\u003e 0.07 lb\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCatalog data source:\u003c\/strong\u003e 2026 US Mobile Kit Catalog, 2026 US Industrial Catalog\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eCatalog Application Data\u003c\/h3\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEquipment type:\u003c\/strong\u003e Loaders - Wheel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCatalog page reference:\u003c\/strong\u003e 50, 169\u003c\/li\u003e\n\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\u003eCAS-630033\u003c\/strong\u003e. 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Catalog description: \u003cstrong\u003eVP--3.75x4.52x1.218\u003c\/strong\u003e.\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHercules part number:\u003c\/strong\u003e CAS-827\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct type:\u003c\/strong\u003e Hydraulic cylinder seal kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReference brand\/application:\u003c\/strong\u003e Case\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApproximate weight:\u003c\/strong\u003e 0.276 lb\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCatalog data source:\u003c\/strong\u003e 2026 US Mobile Kit Catalog, 2026 US Industrial Catalog\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eCatalog Application Data\u003c\/h3\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEquipment type:\u003c\/strong\u003e Loaders - Wheel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStyle \/ kit type:\u003c\/strong\u003e WEAR RINGS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCatalog page reference:\u003c\/strong\u003e 53, 171\u003c\/li\u003e\n\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\u003eCAS-827\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\u003eCAS-827\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":42585651150944,"sku":"CAS-827","price":53.58,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/cas-827_20_2__heavy-equipment-parts_8ef19b6b-aeb4-4882-b930-71c8628bfe84.jpg?v=1771708078"}],"url":"https:\/\/wqcparts.com\/collections\/cascade-seal-kits.oembed","provider":"WQC PARTS","version":"1.0","type":"link"}