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 5999-01-375-3034
NSN 5835-01-142-9233
NSN 5895-00-167-1117
NSN 6130-00-199-0514
NSN 6150-00-521-2318
NSN 4140-01-482-0163
NSN 6320-00-456-2092
NSN 6130-00-257-8038
NSN 5965-00-001-7593
NSN 6650-01-552-9344
NSN 5975-01-431-6952
NSN 5960-01-495-0859