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 steel
NSN 5915-01-161-1119
NSN 4140-00-229-8467
NSN 6645-01-152-1092
NSN 5990-01-395-4194
NSN 6685-01-374-9913
NSN 6135-00-284-1406
NSN 5925-01-224-7031
NSN 6320-01-384-7079
NSN 6220-01-409-1585
NSN 5835-00-874-1085
NSN 5990-01-296-8190
NSN 6650-00-775-6560