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 6650-01-412-4217
NSN 5960-00-057-4778
NSN 7035-00-803-3056
NSN 6145-00-688-5697
NSN 5925-01-035-6741
NSN 5925-00-003-4722
NSN 4140-00-038-7577
NSN 5895-00-162-8817
NSN 5935-00-791-3248
NSN 5999-00-150-4771
NSN 6105-01-297-6114
NSN 6645-01-206-4888