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 5895-01-256-0075
NSN 5915-00-973-4336
NSN 6620-00-140-8644
NSN 5999-01-025-9717
NSN 5990-01-248-8222
NSN 6610-01-198-3862
NSN 6620-01-451-3742
NSN 5950-01-371-0139
NSN 4140-01-322-8491
NSN 5999-01-278-9287
NSN 6240-00-600-7138
NSN 6320-00-270-8222