{"product_id":"graco-188257-seal-piston-free-shipping-online","title":"GRACO Piston Seal (188257 SEAL, PISTON) - (SKU: 188257)","description":"\u003cp class=\"MsoNormal\"\u003eThe GRACO 188257 SEAL, PISTON is a replacement piston seal designed for use in specific GRACO pumps, such as the 235540 model. It is a critical sealing component that ensures proper operation and prevents fluid leakage within the pump assembly. The material is not specified in available documentation, but it is engineered for durability and compatibility with industrial fluids.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eKey Features:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul style=\"margin-top: 0cm;\" type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003ePiston Seal\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eDesigned for use in GRACO pump model 235540\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eCritical sealing component for pump operation\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eEngineered for durability and reliability\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eEssential for preventing fluid leakage\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eApplications:\u003c\/b\u003e\u003cbr\u003eUsed in industrial fluid handling and lubrication systems, particularly in GRACO pumps such as model 235540, where reliable sealing is required for efficient operation.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eInstallation Notes:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul style=\"margin-top: 0cm;\" type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eUsing genuine GRACO piston seals ensures proper fit, performance, and longevity of the pump, reducing the risk of leaks and equipment failure.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eAlways refer to the specific pump manual for installation instructions\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eEnsure the pump is depressurized and cleaned before replacing the seal\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eInspect the piston and cylinder for wear or damage before installing a new seal\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eLubricate the seal as recommended by the manufacturer to facilitate installation and prevent damage\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eRegularly inspect seals for wear and replace as needed\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eUse only GRACO-approved replacement parts for optimal performance\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eFollow all safety procedures when servicing pumps\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GRACO Diaphragms \u0026 Seals","offers":[{"title":"Default Title","offer_id":48487727628596,"sku":"188257","price":176.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0024\/4508\/2699\/files\/Graco_Innoflo_8999edd8-f728-4921-9d5e-6bd706286b34.webp?v=1740946970","url":"https:\/\/innoflo.com\/products\/graco-188257-seal-piston-free-shipping-online","provider":"Innoflo Solutions Inc.","version":"1.0","type":"link"}