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 5935-00-338-4877
NSN 5935-00-912-9583
NSN 6685-00-153-3914
NSN 6130-01-154-9825
NSN 5910-01-599-9066
NSN 6610-01-050-3075
NSN 6135-01-504-4309
NSN 5998-01-607-4016
NSN 5920-01-063-7798
NSN 6645-01-220-2838
NSN 5930-01-220-1213
NSN 5960-01-628-2760