{"product_id":"caterpillar-4d4431-seal-kit-ctc-4d4431","title":"Caterpillar 4D4431 Seal Kit","description":"\u003cp\u003e\u003cstrong\u003eCaterpillar 4D4431 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\u003eCTC-4D4431\u003c\/strong\u003e. Catalog description: \u003cstrong\u003eSAB-STL-1-3\/4x2.812x1.531\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 CTC-4D4431\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 Caterpillar\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApproximate weight:\u003c\/strong\u003e 1.445 lb\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\u003eCTC-4D4431\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\u003eCTC-4D4431\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":42582141468768,"sku":"CTC-4D4431","price":47.24,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/ctc-4d4431_heavy-equipment-parts_100f0252-6863-449e-a767-79368920297d.jpg?v=1771698073","url":"https:\/\/wqcparts.com\/es\/products\/caterpillar-4d4431-seal-kit-ctc-4d4431","provider":"WQC PARTS","version":"1.0","type":"link"}