A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.
Classification: Check valves of copper having a pressure rating of 850 kpa or over
NSN 4140-01-028-2743
NSN 5945-00-126-7162
NSN 5945-00-706-5985
NSN 6130-01-212-2647
NSN 6110-00-902-3727
NSN 6220-01-165-1981
NSN 5915-00-898-1875
NSN 5930-00-322-6450
NSN 5999-01-580-1585
NSN 5975-01-116-7517
NSN 5895-01-512-7671
NSN 5915-00-988-4824