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 4140-01-205-0197
NSN 5985-00-141-0290
NSN 5895-01-351-5099
NSN 6240-01-490-6922
NSN 5920-01-511-3363
NSN 6240-01-180-9207
NSN 5998-00-258-4992
NSN 6130-00-473-6132
NSN 6145-01-305-1518
NSN 5965-00-439-6287
NSN 6685-00-503-5088
NSN 6240-01-141-3625