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 6320-01-512-2031
NSN 5999-01-025-7490
NSN 5945-01-021-1345
NSN 4140-01-605-1533
NSN 5835-00-419-0575
NSN 6645-01-227-9429
NSN 5998-01-548-4670
NSN 6650-00-618-6610
NSN 2925-01-415-0264
NSN 5975-01-425-0029
NSN 6135-01-360-9666
NSN 5990-01-116-2181