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 5990-01-138-7984
NSN 5985-00-835-6607
NSN 6240-00-221-0859
NSN 6105-01-416-4796
NSN 6240-01-358-7127
NSN 4140-01-067-4317
NSN 5985-00-805-3668
NSN 6220-00-527-1177
NSN 6645-00-421-5287
NSN 5996-00-575-4395
NSN 6105-01-296-7899
NSN 6135-00-100-0485