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 2925-01-136-2551
NSN 5996-01-111-3045
NSN 6610-01-533-2935
NSN 6220-01-136-0339
NSN 6610-00-518-4919
NSN 6220-00-501-0343
NSN 6645-00-726-2716
NSN 5985-01-427-3734
NSN 5950-01-186-0214
NSN 2925-01-013-0413
NSN 5999-00-891-9609
NSN 5910-01-160-6312