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 5930-00-223-4515
NSN 2925-00-263-2714
NSN 6135-00-777-5562
NSN 5935-01-623-9713
NSN 6645-01-062-0905
NSN 6145-01-456-6635
NSN 5960-01-392-5604
NSN 6610-00-106-8439
NSN 5935-01-105-4237
NSN 5975-00-518-0402
NSN 5996-01-227-4496
NSN 6220-01-519-9305