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 5975-01-378-6040
NSN 6320-01-352-5653
NSN 6110-01-193-4832
NSN 6105-01-519-8003
NSN 5990-00-491-6685
NSN 6145-01-565-7472
NSN 5985-00-526-3469
NSN 5895-01-493-7640
NSN 6220-01-512-0144
NSN 4140-00-852-0627
NSN 6620-01-564-3041
NSN 6620-01-106-3553