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 6610-01-250-7477
NSN 5999-00-450-9713
NSN 6145-00-983-1701
NSN 5935-00-202-0047
NSN 6610-01-184-9700
NSN 6135-00-269-5843
NSN 6645-01-338-7066
NSN 5990-01-408-6554
NSN 6685-01-355-7377
NSN 5945-00-951-9880
NSN 4140-01-502-8811
NSN 5895-00-113-7209