{"product_id":"caterpillar-6j-9354-piston-seal","title":"Caterpillar 6J-9354 Piston Seal","description":"\u003cdiv\u003e\u003cp\u003eThe Cat 6J-9354 Hydraulic Accumulator Seal is a genuine Caterpillar two-piece piston-seal assembly (piston ring plus expander) engineered to prevent oil transfer between the rod end and cap end of hydraulic cylinders. This piston-seal design functions within Caterpillar hydraulic systems to help maintain cylinder integrity and minimize cross-contamination between cylinder chambers. Cat lists compatibility for a range of machines and configurations, including models such as 615, 615C, 621, 621B, 621E, 623, 623B, and 623E, among others in the same family; for an exact fit, verify the part against your machine model and cylinder specifications. Available through the official Cat Parts Store under part number 6J-9354, this seal embodies Caterpillar’s standard approach to hydraulic cylinder sealing where a two-piece piston-seal assembly preserves hydraulic circuit efficiency and reliability.\u003c\/p\u003e\u003c\/div\u003e","brand":"Caterpillar","offers":[{"title":"New Surplus No Box","offer_id":46288859562218,"sku":null,"price":29.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/8039\/3450\/files\/GTG-STOCK-070.png?v=1788727428","url":"https:\/\/gtghardware.com\/products\/caterpillar-6j-9354-piston-seal","provider":"GTG Hardware","version":"1.0","type":"link"}