Manufacturer
United Brass
Part Number
50-350

SPRING LOADED LIFT CHECK VALVES Complies with MSS-SP-80-97 200 lbs. WSP @ 406°F Max, (300 lbs. WSP - 350T, 350TLS) 400 lbs. WOG, (600 lbs. WOG - 350T, 350TLS) 100% Pressure Tested Screwed Ends Union Cap Design Body Material: Bronze Sizes 1/4" to 2" (1/2" to 2" - 350T, 350TLS) "50, 50T" designed for non-return control of water, oil or gas. "50LS, 50TLS" are similar to "50" model except that there is no spring pressure above the disc. "53" has a solid piece of Teflon replacing the disc and holder assembly. "350T, 350TLS" are heavy duty 300 lb. class for high pressure.