{"product_id":"1540751-ring-backup-fits-caterpillar-models","title":"1540751 Ring-Backup Fits Caterpillar Models","description":"\u003ch3\u003eOne New Aftermarket Replacement Ring-Backup for Caterpillar (Cat) Hydraulic Excavators\u003c\/h3\u003e\u003cp\u003eThis backup ring is a hydraulic sealing component used in Caterpillar (Cat) excavators. Positioned alongside O-rings in gland grooves within hydraulic cylinders, control valves, and related assemblies, the backup ring prevents seal extrusion and deformation under high operating pressures, extending seal life and maintaining hydraulic system integrity.\u003c\/p\u003e\u003ch4\u003eCompatible Models\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eCaterpillar Excavators:\u003c\/strong\u003e 320B, 320C, 322B, 322C, 324D, 324D L, 325B, 325C, 330C L\u003c\/p\u003e\u003ch4\u003eReplaces Part Number(s):\u003c\/h4\u003e\u003cp\u003e1540751\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":42452269760595,"sku":"1540751","price":44.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0079\/4060\/3955\/files\/1540751_01.jpg?v=1757653445","url":"https:\/\/www.reliableaftermarketparts.com\/en-au\/products\/1540751-ring-backup-fits-caterpillar-models","provider":"Reliable Aftermarket Parts, Inc®","version":"1.0","type":"link"}