{"product_id":"graco-17z673-ring-backup-340-buna","title":"GRACO Backup Ring 340 Buna - (SKU: 17Z673)","description":"\u003cp class=\"MsoNormal\"\u003eThe GRACO 17Z673 is a backup ring made from Buna-N (Nitrile) rubber, designed to support and protect O-rings in GRACO equipment, particularly in sanitary pump assemblies. Its primary function is to prevent extrusion and damage to the O-ring under pressure, ensuring reliable sealing and extending the service life of the sealing system.\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;\"\u003eBackup Ring\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003e340 (likely referencing AS568-340 size or similar, but not explicitly stated in available data)\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eBuna-N (Nitrile) rubber\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eDesigned for use in GRACO sanitary pump assemblies and compatible with O-rings of similar size and application\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eSupports and protects O-rings from extrusion\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eEnhances sealing reliability\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eExtends service life of sealing components\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eEasy to install and maintain\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eApplications:\u003c\/b\u003e\u003cbr\u003eUsed in GRACO sanitary pumps and other equipment where O-ring backup is required to maintain seal integrity under pressure.\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 backup rings ensures proper fit, performance, and longevity of the sealing system, reducing the risk of leaks and equipment downtime.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eInspect the backup ring for damage before installation\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eEnsure the O-ring and backup ring are clean and free from debris\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eInstall the backup ring adjacent to the O-ring in the correct orientation as specified in the equipment manual\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eLubricate as recommended by GRACO for easier installation and optimal performance\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eReplace backup rings during routine maintenance or whenever O-rings are replaced\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eUse only genuine GRACO parts for critical sealing applications\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GRACO General Components","offers":[{"title":"Default Title","offer_id":48486616990004,"sku":"17Z673","price":1.75,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0024\/4508\/2699\/files\/Graco_Innoflo_b285dcc9-b8e0-4f44-948e-b141ee11c891.webp?v=1740864438","url":"https:\/\/innoflo.com\/fr\/products\/graco-17z673-ring-backup-340-buna","provider":"Innoflo Solutions Inc.","version":"1.0","type":"link"}