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 5895-01-225-8234
NSN 5925-01-088-6863
NSN 4140-01-422-0439
NSN 5996-01-498-4336
NSN 6130-01-339-5203
NSN 6105-01-546-3454
NSN 6220-01-646-9997
NSN 5965-01-332-1931
NSN 5920-01-483-1793
NSN 6145-01-492-5642
NSN 2925-01-089-6269
NSN 5999-01-122-4969