{"product_id":"graco-178090-piston-priming-free-shipping-online","title":"GRACO Priming Piston (6-1\/2” Diameter) - (SKU: 178090)","description":"\u003cp class=\"MsoNormal\"\u003eThe GRACO 178090 Priming Piston is a critical component designed for use in GRACO oil and grease pumps. It is typically constructed from durable materials such as steel, brass, or aluminum, and is engineered to facilitate the priming process within the pump, ensuring efficient fluid intake and reliable operation.\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;\"\u003ePriming Piston\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003e6-1\/2” (165.1 mm) Diameter\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eSteel, brass, aluminum, acetal, nitrile rubber, polyurethane (wetted parts in typical GRACO pumps)\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eDesigned for use in GRACO oil and grease pumps, such as those with 50:1 ratio and Fire-Ball® 300 models\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eFacilitates efficient priming of pump\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eDurable construction for long service life\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eCritical for reliable pump operation\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eEase of maintenance when following GRACO guidelines\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eApplications:\u003c\/b\u003e\u003cbr\u003eUsed in GRACO oil and grease pumps for lubrication and maintenance applications across industries such as mining, agriculture, and manufacturing.\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.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eFollow GRACO’s recommended torque specifications for related components (e.g., intake cylinder, piston rod, packing nut)\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eApply sealant to threads as specified in the manual\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eEnsure proper alignment and secure fitment during installation\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eRegularly inspect for wear and replace as needed to maintain pump efficiency\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eRefer to the equipment manual for detailed installation and maintenance procedures\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eUse only GRACO-approved replacement parts\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003ePerform routine maintenance checks to prevent downtime\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GRACO General Components","offers":[{"title":"Default Title","offer_id":48487686144308,"sku":"178090","price":283.5,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0024\/4508\/2699\/files\/Graco_Innoflo_91c1fced-69a4-4641-a827-1b21ec6c05fc.webp?v=1740944700","url":"https:\/\/innoflo.com\/products\/graco-178090-piston-priming-free-shipping-online","provider":"Innoflo Solutions Inc.","version":"1.0","type":"link"}