{"product_id":"hym40-1081-disc-spring","title":"HYM40-1081 - DISC SPRING","description":"\u003ch3\u003eOne New Aftermarket Replacement Disc Spring for Caterpillar (Cat) Hydraulic Pump \/ Hydrostatic Drive Units\u003c\/h3\u003e\u003cp\u003eThis disc spring (also known as a Belleville-type spring) is a precision internal component used within Caterpillar hydraulic pump and hydrostatic drive assemblies. Disc springs provide controlled axial load and preload force within pump and motor assemblies, maintaining proper valve spool positioning and internal component pressure in hydraulic systems. Replaces Caterpillar (Cat) OEM part number M1772510.\u003c\/p\u003e\u003ch4\u003eCompatible Equipment\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eCaterpillar (Cat):\u003c\/strong\u003e Fits Caterpillar hydraulic pump and hydrostatic drive assemblies. Verify compatibility by cross-referencing OEM part number M1772510 or aftermarket number HYM40-1081 against your equipment's parts manual before ordering. No specific machine model fitment data is available in current catalog records -- confirm applicability using your machine's serial number and parts book.\u003c\/p\u003e\u003ch4\u003eReplaces Part Number(s):\u003c\/h4\u003e\u003cp\u003eM1772510, HYM40-1081\u003c\/p\u003e\u003cp\u003eNew aftermarket replacement part - not remanufactured, not used.\u003c\/p\u003e","brand":"Reliable Aftermarket Parts, Inc® -OD","offers":[{"title":"Default Title","offer_id":42093579862099,"sku":"HYM40-1081","price":30.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0079\/4060\/3955\/files\/RAP_ComingSoon_Tractor_86bd64f5-1636-4472-9618-b4627bd098ce.jpg?v=1757770483","url":"https:\/\/www.reliableaftermarketparts.com\/products\/hym40-1081-disc-spring","provider":"Reliable Aftermarket Parts, Inc®","version":"1.0","type":"link"}