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 6240-01-606-1850
NSN 5920-01-298-7432
NSN 6110-01-008-1856
NSN 4140-00-019-4686
NSN 6110-00-257-5199
NSN 6135-01-187-4382
NSN 6145-01-624-1167
NSN 6650-00-927-3391
NSN 6150-01-489-1831
NSN 6610-01-284-3236
NSN 6145-01-313-9835
NSN 5998-00-378-4096