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 6130-01-231-4682
NSN 4140-00-104-7323
NSN 5975-01-579-3980
NSN 6240-01-436-2832
NSN 5835-01-622-2556
NSN 5945-01-533-5625
NSN 6645-00-089-8842
NSN 5975-01-113-7251
NSN 5950-01-479-5630
NSN 5985-01-622-0705
NSN 5925-01-393-8799
NSN 2925-00-714-3932