{"product_id":"kingston-one-piece-brass-in-tank-check-valve","title":"Kingston One-Piece Brass In-Tank Check Valve — 400 PSI Vertical Compressor Discharge","description":"\u003cp\u003eThe Kingston one-piece brass in-tank check valve (KCV234 series) installs on the discharge line of lubricated or non-lubricated air compressors to prevent air from flowing back out of the tank when the compressor shuts off. Its improved one-piece body delivers high flow rates and dependable sealing at an economical price, and it is engineered for vertical, in-tank mounting.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOne-piece brass body for corrosion resistance and high-temperature durability\u003c\/li\u003e\n\u003cli\u003eTeflon disc for reliable sealing across a wide temperature range\u003c\/li\u003e\n\u003cli\u003eStainless steel spring and spring seat, brass spring guide, zinc-coated carbon steel retaining clip\u003c\/li\u003e\n\u003cli\u003eMaximum working pressure: 400 PSI\u003c\/li\u003e\n\u003cli\u003eWorking temperature range: −250°F to 350°F\u003c\/li\u003e\n\u003cli\u003eOrientation: vertical pipelines, in-tank mount\u003c\/li\u003e\n\u003cli\u003eConnections: FNPT inlet × MNPT outlet (select your size below)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIdeal for piston and reciprocating air compressors where backflow from the receiver tank must be stopped each time the pump unloads. Commonly used as a compressor discharge or tank check valve in shop, industrial, and OEM air systems.\u003c\/p\u003e\n\u003cp\u003eChoose the FNPT × MNPT thread configuration that matches your compressor plumbing. All sizes share the same proven Kingston brass one-piece design rated to 400 PSI.\u003c\/p\u003e","brand":"Kingston","offers":[{"title":"3\/8\" FNPT x 1\/2\" MNPT","offer_id":54270568661267,"sku":"608430","price":22.83,"currency_code":"USD","in_stock":true},{"title":"1\/2\" FNPT x 1\/2\" MNPT","offer_id":54270568694035,"sku":"608399","price":22.0,"currency_code":"USD","in_stock":true},{"title":"1\/2\" FNPT x 3\/4\" MNPT","offer_id":54270568726803,"sku":"608398","price":31.33,"currency_code":"USD","in_stock":true},{"title":"3\/4\" FNPT x 3\/4\" MNPT","offer_id":54270568759571,"sku":"608368","price":28.67,"currency_code":"USD","in_stock":true},{"title":"3\/4\" FNPT x 1\" MNPT","offer_id":54270568792339,"sku":"608367","price":43.0,"currency_code":"USD","in_stock":true},{"title":"1\" FNPT x 1\" MNPT","offer_id":54270568825107,"sku":"608336","price":45.33,"currency_code":"USD","in_stock":true},{"title":"1-1\/4\" FNPT x 1-1\/4\" MNPT","offer_id":54270568857875,"sku":"608305","price":57.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0825\/3141\/8387\/files\/Kingston_20Valves_234-3-4.jpg?v=1781115469","url":"https:\/\/aircompressorstore.com\/products\/kingston-one-piece-brass-in-tank-check-valve","provider":"Warthog Air Compressor Store","version":"1.0","type":"link"}