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 steel
NSN 5935-01-025-5111
NSN 5998-01-430-3394
NSN 6220-01-479-7249
NSN 5895-01-213-8151
NSN 6650-00-937-9496
NSN 6220-00-231-9429
NSN 6110-01-316-1611
NSN 5895-01-172-9655
NSN 5985-01-315-7443
NSN 5930-01-120-5427
NSN 6620-01-050-2866
NSN 6645-01-323-1956