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 6220-01-578-5868
NSN 6610-00-222-3989
NSN 6220-00-446-8942
NSN 5855-01-302-9778
NSN 6650-00-511-8673
NSN 7035-00-931-3684
NSN 5855-01-630-8075
NSN 5945-01-605-8898
NSN 6145-00-132-4800
NSN 6620-01-623-2530
NSN 5920-01-236-5397
NSN 5950-01-418-2712