{"product_id":"graco-133991-valve-pressure-relief-4000-psi","title":"GRACO Pressure Relief Valve 4000 PSI (133991) - (SKU: 133991)","description":"\u003cp class=\"MsoNormal\"\u003eThe GRACO 133991 is a pressure relief valve designed for use in high-pressure lubrication systems. It is engineered to protect equipment by releasing excess pressure at a set point of 4000 PSI (275.8 bar), ensuring safe operation and preventing damage to system components. The material is not specified in available documentation, but it is intended for use with grease and compatible with various GRACO lubrication equipment.\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;\"\u003ePressure Relief Valve\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003e133991\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003e4000 PSI (275.8 bar)\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eGRACO lubrication equipment, grease systems\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eReliable pressure relief at 4000 PSI\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eDesigned for use in automatic lubrication systems\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eAvailable as a single valve or in kits (e.g., kit includes five valves)\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eHelps prevent equipment damage due to overpressure\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eApplications:\u003c\/b\u003e\u003cbr\u003eUsed in automatic lubrication systems for in-plant machinery and off-road equipment to protect against overpressure and ensure continuous lubrication to critical points.\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 compatibility, reliability, and optimal performance of the lubrication system.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eInstall according to GRACO equipment manual instructions\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eEnsure proper thread and pressure rating compatibility with the system\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eRegularly inspect for leaks or signs of wear\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eReplace as part of routine maintenance or if pressure relief function is compromised\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GRACO Air Valves \u0026 Regulators","offers":[{"title":"Default Title","offer_id":48484988322100,"sku":"133991","price":1145.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0024\/4508\/2699\/files\/Graco_Innoflo_468aa757-0a85-4b8a-85c2-9201d91fb58b.webp?v=1740766146","url":"https:\/\/innoflo.com\/products\/graco-133991-valve-pressure-relief-4000-psi","provider":"Innoflo Solutions Inc.","version":"1.0","type":"link"}