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 6620-01-144-8609
NSN 4140-01-472-1736
NSN 6610-00-236-7175
NSN 5935-01-183-7129
NSN 5965-01-631-9848
NSN 6105-01-032-5168
NSN 6130-01-568-5170
NSN 6145-01-041-1907
NSN 5920-00-229-1812
NSN 6685-01-132-4637
NSN 5985-01-585-0497
NSN 5905-01-339-2670