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 6135-01-388-2581
NSN 6645-01-381-6084
NSN 6240-01-152-2662
NSN 6135-01-309-8414
NSN 6645-01-552-0004
NSN 6145-00-111-3902
NSN 5975-01-660-0433
NSN 5920-01-231-9175
NSN 5915-01-209-2170
NSN 5945-01-406-8735
NSN 6240-01-472-6726
NSN 6240-01-259-4265