{"product_id":"flomatic-yv001110107-05-1-816hs-ward-check-valve","title":"Flomatic YV001110107-05 1\" 816HS Ward – Stainless Steel Check Valve (5 PSI)","description":"\u003cp\u003eThe Flomatic YV001110107-05 1\" 816HS Ward check valve – a heavy‑spring variation of the 816 stainless‑steel “Y‑type” check valve – is designed for applications requiring increased cracking pressure. This model maintains the all‑316 stainless‑steel body, PTFE soft‑seated plunger, and spring‑loaded design while incorporating a heavier spring for a controlled initial opening pressure of 5 PSI.\u003c\/p\u003e\n\u003cp\u003eThe 816HS Ward series retains the same robust construction as the standard 816 model, offering reliable performance, corrosion resistance, and long service life in demanding industrial and commercial systems. FNPT threaded ends conform to ANSI B1.20.1 standards, ensuring compatibility with standard piping systems.\u003c\/p\u003e\n\u003cp\u003e816HS Ward series – All 316 stainless-steel body with stainless-steel spring, stainless-steel \/ PTFE plunger assembly, and PTFE sealing. Heavy-duty spring provides specified cracking pressure (5 PSI). Maximum temperature 450°F (230°C)* and maximum working pressure 600 psi*, pressure and temperature dependent.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eMax Pressure: 600 psi*\u003c\/p\u003e\n\u003cp\u003eMax Temperature: 450°F (230°C)*\u003c\/p\u003e\n\u003cp\u003eCracking Pressure: 5 PSI\u003c\/p\u003e\n\u003cp\u003eBody: 316 Stainless Steel\u003c\/p\u003e\n\u003cp\u003eSeat \/ Seal: PTFE (Teflon®)\u003c\/p\u003e\n\u003cp\u003ePlunger Assembly: Stainless Steel \/ PTFE\u003c\/p\u003e\n\u003cp\u003eSpring: Heavy-duty 316 Stainless Steel\u003c\/p\u003e\n\u003cp\u003eConnection: FNPT x FNPT (ANSI B1.20.1)\u003c\/p\u003e\n\u003cp\u003eInlet \/ Outlet: 1\" F x 1\" F\u003c\/p\u003e\n\u003cp\u003e* Pressure and temperature ratings depend on system conditions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOperation:\u003c\/strong\u003e Flomatic 816HS Ward stainless steel check valves are engineered to provide reliable, maintenance‑free performance with a controlled cracking pressure, ideal for systems requiring precise backflow prevention. The heavy spring minimizes reverse flow and reduces hydraulic shock.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConstruction:\u003c\/strong\u003e The 816HS Ward valve body and internal components are 316 stainless-steel for maximum durability in demanding system pressures and corrosive environments. The PTFE soft seat ensures tight sealing and smooth plunger operation.\u003c\/p\u003e\n\u003cp\u003eProud to manufacture high-quality valves built to last since 1933, Flomatic® Valves is an American valve manufacturer certified under ISO 9001 and ISO 14001.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures \u0026amp; Benefits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMade in the USA\u003c\/li\u003e\n\u003cli\u003eAll 316 stainless-steel construction\u003c\/li\u003e\n\u003cli\u003eHeavy-duty spring for precise cracking pressure\u003c\/li\u003e\n\u003cli\u003ePTFE seated, low friction losses\u003c\/li\u003e\n\u003cli\u003eOptional cracking pressures available\u003c\/li\u003e\n\u003cli\u003eIn-line serviceable for easier maintenance\u003c\/li\u003e\n\u003cli\u003eFNPT threaded ends\u003c\/li\u003e\n\u003cli\u003eCorrosion-resistant internal components\u003c\/li\u003e\n\u003cli\u003eSuitable for high-temperature and high-pressure systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eApplications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIndustrial processing and pressure systems\u003c\/li\u003e\n\u003cli\u003ePump discharge and pressure control\u003c\/li\u003e\n\u003cli\u003eCommercial hot and cold-water systems\u003c\/li\u003e\n\u003cli\u003eChemical and fluid handling (compatibility required)\u003c\/li\u003e\n\u003cli\u003eHydronic, boiler, and high‑temperature systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eAdditional sizes and optional cracking pressures available.\u003c\/em\u003e\u003c\/p\u003e","brand":"Flomatic","offers":[{"title":"Default Title","offer_id":46588282241187,"sku":"YV001110107-05","price":420.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0678\/2058\/5123\/files\/Flomatic_816HS.png?v=1764552362","url":"https:\/\/dadepump.com\/products\/flomatic-yv001110107-05-1-816hs-ward-check-valve","provider":"Dade Pump \u0026 Supply","version":"1.0","type":"link"}