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 5905-01-515-6550
NSN 5915-00-353-0853
NSN 2925-01-305-1370
NSN 6220-00-871-8163
NSN 5999-01-597-2854
NSN 7035-01-062-0184
NSN 4140-01-470-8518
NSN 5999-01-049-2732
NSN 7035-01-548-6882
NSN 6135-01-384-7155
NSN 6320-01-157-9076
NSN 5945-00-403-7400