{"product_id":"graco-556937-free-shipping-online","title":"GRACO Spring, Plunger, HP Pump - (SKU: 556937)","description":"\u003cp class=\"MsoNormal\"\u003eThe GRACO 556937 is a spring designed for the plunger mechanism in high-pressure (HP) pumps. It is a critical component that ensures proper plunger return and consistent pump operation within GRACO lubrication and pumping equipment. The material is not specified in available documentation, but it is engineered for durability and reliability in demanding industrial environments.\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;\"\u003eSpring, Plunger\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eCompatible with GRACO HP series high-pressure pumps, such as the HP50 High Pressure Lubricator\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eEngineered for reliable plunger return\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eDesigned for use in high-pressure pump assemblies\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eSupports consistent pump operation and longevity\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eApplications:\u003c\/b\u003e\u003cbr\u003eUsed in GRACO high-pressure lubrication systems, including industrial lubrication and maintenance applications where reliable pump operation is essential.\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 parts ensures optimal performance, safety, and longevity of the equipment. Non-genuine parts may compromise system reliability and void warranties.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eAlways refer to the specific GRACO equipment 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 isolated before replacing the spring\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eInspect the plunger and surrounding components for wear or damage during installation\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eUse appropriate tools and follow safety protocols\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GRACO Fasteners \u0026 Retainers","offers":[{"title":"Default Title","offer_id":48485890130228,"sku":"556937","price":108.5,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0024\/4508\/2699\/files\/Graco_Innoflo_42b457c6-6964-47c9-ba63-613c1ca854d7.webp?v=1740815155","url":"https:\/\/innoflo.com\/products\/graco-556937-free-shipping-online","provider":"Innoflo Solutions Inc.","version":"1.0","type":"link"}