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 6145-01-544-8461
NSN 6650-01-495-1269
NSN 6135-00-767-0331
NSN 5855-00-455-6070
NSN 6320-00-164-4087
NSN 5945-01-260-3790
NSN 4140-01-301-4650
NSN 5905-01-199-5617
NSN 5975-00-881-8856
NSN 6320-00-035-8781
NSN 5930-00-781-8774
NSN 6110-00-510-1607