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 materials other than copper, iron or steel
NSN 6110-01-542-9860
NSN 5855-01-010-4921
NSN 5985-01-175-0924
NSN 6620-00-596-1951
NSN 5905-01-519-8272
NSN 6220-01-429-1294
NSN 5855-01-162-5251
NSN 5925-01-121-9398
NSN 5915-01-507-1880
NSN 5925-00-902-3240
NSN 6220-01-018-2049
NSN 6135-01-612-6991