{"product_id":"kingston-112cr-hard-seat-stainless-steel-safety-relief-valve-asme","title":"Kingston 112CR Hard Seat Stainless Steel Safety Relief Valve — ASME Code, 25–300 PSI","description":"\u003cp\u003eThe Kingston 112CR is an ASME code-certified, all-stainless-steel safety relief valve built for compressed air, gas, and steam systems where corrosion resistance and dependable overpressure protection matter. Its precision-machined hard seat with a 440C stainless steel ball delivers reliable, repeatable relief, and the pull ring allows quick manual testing. Every valve is factory set and tested to your specified pressure and carries the ASME 'UV' stamp.\u003c\/p\u003e\n\u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConstruction: all stainless steel, precision-machined\u003c\/li\u003e\n\u003cli\u003eSeat: hard seat with 440C stainless steel ball\u003c\/li\u003e\n\u003cli\u003eCertification: ASME Sec. VIII (Air, Gas \u0026amp; Steam) 'UV' stamp; CRN #0G3144.1C, registered in all Canadian provinces and territories\u003c\/li\u003e\n\u003cli\u003eSet pressure range: 25 to 300 PSI, in 5 PSI increments (factory set and tested)\u003c\/li\u003e\n\u003cli\u003eMaximum temperature: 400°F\u003c\/li\u003e\n\u003cli\u003eConnection: male NPT, available in 1\/4\", 3\/8\" and 1\/2\" sizes\u003c\/li\u003e\n\u003cli\u003eManual test: lift\/pull ring\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to order\u003c\/h3\u003e\n\u003cp\u003eSelect your NPT connection size above, then specify your required set pressure (any value from 25 to 300 PSI, in 5 PSI increments) in the order notes. The valve will be factory set and tested to that pressure before shipping.\u003c\/p\u003e\n\u003ch3\u003eTypical applications\u003c\/h3\u003e\n\u003cp\u003eAir compressors and air receiver tanks, compressed air and gas piping, steam service, pressure vessels, and harsh or corrosive environments wherever a code-stamped, corrosion-resistant relief valve is required.\u003c\/p\u003e\n\u003cp\u003eThe Kingston 112CR hard seat stainless steel safety relief valve combines ASME-certified protection with rugged all-stainless construction in 1\/4\" through 1\/2\" NPT sizes — a durable overpressure safeguard for compressed air, gas, and steam systems.\u003c\/p\u003e","brand":"Kingston","offers":[{"title":"1\/4\" NPT","offer_id":54270612734227,"sku":"112CR-2-PSI","price":64.0,"currency_code":"USD","in_stock":true},{"title":"3\/8\" NPT","offer_id":54270612766995,"sku":"112CR-3-PSI","price":88.67,"currency_code":"USD","in_stock":true},{"title":"1\/2\" NPT","offer_id":54270612799763,"sku":"112CR-4-PSI","price":123.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0825\/3141\/8387\/files\/kingston_112cr.png?v=1781115484","url":"https:\/\/aircompressorstore.com\/products\/kingston-112cr-hard-seat-stainless-steel-safety-relief-valve-asme","provider":"Warthog Air Compressor Store","version":"1.0","type":"link"}