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 5935-01-498-4031
NSN 5855-01-634-0259
NSN 2925-01-426-3410
NSN 5855-01-023-3727
NSN 5965-01-575-8900
NSN 5920-01-577-0619
NSN 6110-01-257-1831
NSN 5930-00-703-4464
NSN 5990-01-440-7135
NSN 5999-01-284-7706
NSN 6610-01-461-8180
NSN 6610-01-557-6908