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 6685-00-140-0890
NSN 5915-00-039-5192
NSN 5855-01-628-0505
NSN 5996-01-380-3188
NSN 5990-00-457-8940
NSN 6620-00-065-2243
NSN 6150-01-435-6554
NSN 6645-00-268-4042
NSN 6220-01-382-5208
NSN 5905-01-457-4796
NSN 5915-01-247-8991
NSN 5999-01-231-3474