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 5920-01-216-1981
NSN 6620-01-125-3345
NSN 5985-01-373-9950
NSN 5999-01-555-0100
NSN 2925-01-303-5266
NSN 6135-00-919-1117
NSN 5945-01-575-7868
NSN 6610-01-527-1599
NSN 5985-00-223-2566
NSN 5999-01-085-6244
NSN 6130-00-151-4952
NSN 6105-01-305-5662