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 2925-00-406-4381
NSN 5990-00-827-0684
NSN 6620-01-484-1303
NSN 5999-01-423-1030
NSN 6610-01-269-5437
NSN 5920-00-669-8538
NSN 6220-01-235-7091
NSN 4140-01-172-8368
NSN 7035-01-291-1770
NSN 5920-01-421-0291
NSN 6620-01-323-7620
NSN 5835-01-424-0054