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 copper having a pressure rating of 850 kpa or over
NSN 6620-01-415-2307
NSN 5985-00-905-0267
NSN 5960-01-341-4447
NSN 6130-01-645-8329
NSN 5998-00-114-4982
NSN 6130-01-079-1241
NSN 6320-01-511-1526
NSN 4140-01-114-3014
NSN 5960-01-391-8860
NSN 6150-00-192-2734
NSN 6240-01-062-1684
NSN 6135-00-299-6918