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 5996-01-184-7224
NSN 5925-00-701-5065
NSN 6240-00-522-3998
NSN 5925-00-989-4713
NSN 5905-00-468-8008
NSN 6685-01-605-3617
NSN 5920-01-578-7055
NSN 7035-01-550-7297
NSN 6220-00-075-2364
NSN 6145-01-647-0359
NSN 6645-01-446-1994
NSN 6610-01-099-0303