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 4140-01-485-7625
NSN 5998-01-514-7449
NSN 6320-01-333-5782
NSN 5985-00-009-4530
NSN 6220-01-098-1808
NSN 7035-01-474-6127
NSN 6105-00-468-4928
NSN 5999-00-717-5704
NSN 6620-01-452-4034
NSN 5930-01-341-0840
NSN 5990-01-320-1412
NSN 6145-01-297-0647