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 6320-01-308-0009
NSN 5920-01-634-0250
NSN 6610-00-169-1384
NSN 2925-01-274-8576
NSN 5975-01-062-1435
NSN 5985-00-740-7154
NSN 5920-00-298-0700
NSN 5925-01-445-6112
NSN 2925-01-633-4048
NSN 6320-00-270-8222
NSN 6135-01-534-3007
NSN 5975-00-825-0362