{"product_id":"4-in-400-wog-full-port-ball-valve","title":"4 in. Brass Ball Valve, 400 WOG Full Port | 940181","description":"\u003cp\u003eThe 4 in. forged brass ball valve (part \u003cstrong\u003e940181\u003c\/strong\u003e) delivers full-port, quarter-turn shutoff rated 400 psi WOG non-shock and 150 psi WSP saturated steam. Female NPT threads per ANSI B1.20.1, hard chrome-plated solid ball, virgin PTFE seats, and a bottom-loaded blow-out-proof stem. UL 842\/258\/125 listed and FM approved for 5 psig gas — each valve individually tested.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer Part Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e940181\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Size\u003c\/td\u003e\n\u003ctd\u003e4 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve Type\u003c\/td\u003e\n\u003ctd\u003eFull-port ball valve, forged brass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnd Connections\u003c\/td\u003e\n\u003ctd\u003eFemale NPT × Female NPT, ANSI B1.20.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePressure Rating\u003c\/td\u003e\n\u003ctd\u003e400 psi WOG non-shock\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSteam Rating\u003c\/td\u003e\n\u003ctd\u003e150 psi WSP saturated steam\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Range\u003c\/td\u003e\n\u003ctd\u003e−22°F to 302°F (−30°C to 150°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eListings\u003c\/td\u003e\n\u003ctd\u003eUL 842, UL 258, UL 125; FM approved (5 psig gas)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePort\u003c\/td\u003e\n\u003ctd\u003eFull port (full bore)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperation\u003c\/td\u003e\n\u003ctd\u003eQuarter-turn lever, vinyl-insulated handle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch2\u003eDimensions\u003c\/h2\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBore Diameter\u003c\/td\u003e\n\u003ctd\u003e3.89\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnd-to-End Length\u003c\/td\u003e\n\u003ctd\u003e7.38\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight (center to top)\u003c\/td\u003e\n\u003ctd\u003e5.86\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHandle Length\u003c\/td\u003e\n\u003ctd\u003e9.00\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e12.12 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch2\u003eMaterials of Construction\u003c\/h2\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBody\u003c\/td\u003e\n\u003ctd\u003eForged Brass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBall\u003c\/td\u003e\n\u003ctd\u003eBrass, hard chromium plated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStem\u003c\/td\u003e\n\u003ctd\u003eBrass, bottom-loaded, blow-out-proof, adjustable packing gland\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeats, Stem Packing \u0026amp; Thrust Washer\u003c\/td\u003e\n\u003ctd\u003eVirgin PTFE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHandle\u003c\/td\u003e\n\u003ctd\u003ePlated carbon steel, yellow vinyl insulator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch2\u003ePerformance \u0026amp; Testing\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFull-port bore — minimal pressure drop\u003c\/li\u003e\n\u003cli\u003eEach valve individually pressure tested\u003c\/li\u003e\n\u003cli\u003eSuitable for the full range of liquids and gases, including gasoline and diesel\u003c\/li\u003e\n\u003cli\u003eBlow-out-proof stem with adjustable packing gland — field-serviceable seal\u003c\/li\u003e\n\u003cli\u003eDeep threads for better connections\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNot lead-free\u003c\/strong\u003e — for potable water supply lines, choose a lead-free certified valve (see Lead-Free Valves in our Valves menu)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"series-sizes\"\u003e\n\u003ch3\u003eOther Sizes in This Series\u003c\/h3\u003e\n\u003cp\u003eForged Brass Full Port Ball Valve, 600 WOG (1\/4\"–2\") \/ 400 WOG (3\"–4\"), Female NPT. Jump to another size or add it straight to your cart:\u003c\/p\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSize\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003ePart #\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003ePrice\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eCart\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca style=\"color:#FE8C03\" href=\"\/products\/1-4-in-600-wog-full-port-ball-valve\"\u003e1\/4 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940171\u003c\/td\u003e\n\u003ctd\u003e$7.99\u003c\/td\u003e\n\u003ctd\u003e\u003ca style=\"color:#FE8C03\" href=\"\/cart\/48698824949975:1\"\u003eAdd to cart\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca style=\"color:#FE8C03\" href=\"\/products\/3-8-in-600-wog-full-port-ball-valve\"\u003e3\/8 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940172\u003c\/td\u003e\n\u003ctd\u003e$7.99\u003c\/td\u003e\n\u003ctd\u003e\u003ca style=\"color:#FE8C03\" href=\"\/cart\/48698833666263:1\"\u003eAdd to cart\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca style=\"color:#FE8C03\" href=\"\/products\/12in-600-wog-full-port-ball-valve-940173\"\u003e1\/2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940173\u003c\/td\u003e\n\u003ctd\u003e$8.99\u003c\/td\u003e\n\u003ctd\u003e\u003ca style=\"color:#FE8C03\" href=\"\/cart\/48646771671255:1\"\u003eAdd to cart\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca style=\"color:#FE8C03\" href=\"\/products\/3-4-in-600-wog-full-port-ball-valve\"\u003e3\/4 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940174\u003c\/td\u003e\n\u003ctd\u003e$13.99\u003c\/td\u003e\n\u003ctd\u003e\u003ca style=\"color:#FE8C03\" href=\"\/cart\/48698833764567:1\"\u003eAdd to cart\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca style=\"color:#FE8C03\" href=\"\/products\/1-in-600-wog-full-port-ball-valve\"\u003e1 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940175\u003c\/td\u003e\n\u003ctd\u003e$20.99\u003c\/td\u003e\n\u003ctd\u003e\u003ca style=\"color:#FE8C03\" href=\"\/cart\/48698834976983:1\"\u003eAdd to cart\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca style=\"color:#FE8C03\" href=\"\/products\/1-1-4-in-600-wog-full-port-ball-valve\"\u003e1-1\/4 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940176\u003c\/td\u003e\n\u003ctd\u003e$29.99\u003c\/td\u003e\n\u003ctd\u003e\u003ca style=\"color:#FE8C03\" href=\"\/cart\/48698835763415:1\"\u003eAdd to cart\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca style=\"color:#FE8C03\" href=\"\/products\/1-1-2-in-600-wog-full-port-ball-valve\"\u003e1-1\/2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940177\u003c\/td\u003e\n\u003ctd\u003e$44.99\u003c\/td\u003e\n\u003ctd\u003e\u003ca style=\"color:#FE8C03\" href=\"\/cart\/48698843758807:1\"\u003eAdd to cart\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca style=\"color:#FE8C03\" href=\"\/products\/2-in-600-wog-full-port-ball-valve\"\u003e2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940178\u003c\/td\u003e\n\u003ctd\u003e$69.99\u003c\/td\u003e\n\u003ctd\u003e\u003ca style=\"color:#FE8C03\" href=\"\/cart\/48698844086487:1\"\u003eAdd to cart\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca style=\"color:#FE8C03\" href=\"\/products\/3-in-400-wog-full-port-ball-valve\"\u003e3 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940180\u003c\/td\u003e\n\u003ctd\u003e$187.99\u003c\/td\u003e\n\u003ctd\u003e\u003ca style=\"color:#FE8C03\" href=\"\/cart\/48698844184791:1\"\u003eAdd to cart\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e4 in. (this page)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e940181\u003c\/td\u003e\n\u003ctd\u003e$327.99\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2\u003eTypical Applications\u003c\/h2\u003e\u003cp\u003eThis 4 in. full-port brass valve suits water distribution, compressed air, oil and gas lines, fuel transfer (gasoline\/diesel), HVAC, and general industrial shutoff. Not for potable water supply (not lead-free).\u003c\/p\u003e\n\u003ch2\u003eCross-References \u0026amp; Interchange\u003c\/h2\u003e\u003cp\u003eReplacing another brand's 4 in. 400 WOG brass ball valve? Match nominal size, end connections, and WOG rating for a direct fit — or send us your part number and we will confirm the interchange.\u003c\/p\u003e\n\u003ch2\u003eAvailability\u003c\/h2\u003e\u003cp\u003eIn stock — ships direct from the manufacturer, typically 1–3 business days.\u003c\/p\u003e\n\u003ch2\u003eTechnical Resources\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca style=\"color:#FE8C03\" href=\"\/pages\/ball-valve-materials-guide\"\u003eBall Valve Materials Guide (316 SS vs. brass vs. PVC)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca style=\"color:#FE8C03\" href=\"\/pages\/ball-valve-sizing-chart-cv-reference\"\u003eBall Valve Sizing Chart \u0026amp; Cv Reference\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca style=\"color:#FE8C03\" href=\"\/pages\/how-to-choose-the-right-valve\"\u003eHow to Choose the Right Valve\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca style=\"color:#FE8C03\" href=\"\/pages\/valve-pressure-temperature-ratings-chart\"\u003eValve Pressure \u0026amp; Temperature Ratings Chart\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Midland Industries","offers":[{"title":"Default Title","offer_id":48698844217559,"sku":"940181","price":327.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/4152\/8791\/files\/MIDLANDINDUSTRIES_940181.jpg?v=1780549081","url":"https:\/\/apexflowsolutions.com\/products\/4-in-400-wog-full-port-ball-valve","provider":"Apex Flow Solutions","version":"1.0","type":"link"}