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 5925-01-055-9223
NSN 6240-01-453-0702
NSN 6685-00-583-2473
NSN 5930-00-100-0163
NSN 6685-01-358-5314
NSN 5975-01-589-9909
NSN 5855-00-167-7893
NSN 6645-00-119-6221
NSN 6145-00-054-8957
NSN 7035-01-145-5059
NSN 5935-01-606-8132
NSN 5945-01-641-6276