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 6130-01-534-6634
NSN 5895-01-430-9559
NSN 5975-01-122-3448
NSN 5960-00-201-5265
NSN 6145-00-553-8196
NSN 6620-01-540-5712
NSN 5930-00-065-1325
NSN 4140-00-269-5795
NSN 6220-01-512-9576
NSN 4140-01-419-4675
NSN 6220-00-006-9746
NSN 5990-00-483-0486