{"product_id":"graco-189318-seat-ball-sst-1590","title":"GRACO Stainless Steel Ball Seat for 1590 Series - (SKU: 189318)","description":"\u003cp class=\"MsoNormal\"\u003eThe GRACO 189318 is a stainless steel ball seat designed for use in the 1590 series air-operated diaphragm pumps. It functions as a critical sealing and check valve component within the pump’s fluid section, ensuring reliable flow control and preventing backflow.\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;\"\u003eBall Seat\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003e1590 Series\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eStainless Steel (SST)\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eGRACO Husky™ 1590 Air-Operated Diaphragm Pumps\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003ePrecision-engineered for reliable sealing\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eDurable stainless steel construction for corrosion resistance\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eDesigned for easy maintenance and replacement\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eEnsures consistent pump performance and longevity\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eApplications:\u003c\/b\u003e\u003cbr\u003eUsed in fluid transfer applications where reliable check valve operation is required, such as in industrial, chemical, and process environments. Suitable for use with a variety of fluids compatible with stainless steel.\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 compatibility with your equipment.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eClean all parts and inspect for wear or damage before installation.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eReassemble in the reverse order of disassembly, following all notes in the manual.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eEnsure ball checks are assembled exactly as shown in the manual.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eTorque fluid covers to 80–90 in-lb (9–10 N•m) as specified.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eArrow on the fluid cover must point toward the outlet manifold.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eRegularly inspect the ball seat and ball for wear or damage.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eReplace worn or damaged parts promptly to maintain pump efficiency.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003eFollow all safety and pressure relief procedures during maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GRACO Ball \u0026 Check Valves","offers":[{"title":"Default Title","offer_id":48485467062580,"sku":"189318","price":223.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0024\/4508\/2699\/files\/Graco_Innoflo_17b4f6f6-c8c9-4c50-ab20-9626f8e8de04.webp?v=1740784966","url":"https:\/\/innoflo.com\/fr\/products\/graco-189318-seat-ball-sst-1590","provider":"Innoflo Solutions Inc.","version":"1.0","type":"link"}