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 2925-01-184-2413
NSN 5990-00-348-1423
NSN 5935-00-956-5593
NSN 6645-00-363-9775
NSN 6645-01-568-7517
NSN 6135-00-992-8750
NSN 5960-01-038-8487
NSN 6145-01-571-6875
NSN 6150-01-519-2182
NSN 5915-00-890-0716
NSN 5935-00-882-7174
NSN 5996-01-318-0646