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 5990-01-468-1292
NSN 5935-00-061-1377
NSN 5960-00-311-8787
NSN 5945-01-278-5312
NSN 6650-00-610-3956
NSN 6220-01-239-5532
NSN 6650-00-195-7519
NSN 5855-01-287-1515
NSN 7035-00-585-2113
NSN 5855-01-213-9076
NSN 5905-01-520-9751
NSN 6135-00-334-4500