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 5910-01-123-4257
NSN 5990-01-655-1437
NSN 6150-01-358-3407
NSN 5905-01-534-3754
NSN 5920-00-899-0230
NSN 6610-01-124-8114
NSN 6110-00-389-6600
NSN 4140-01-253-3288
NSN 6685-00-126-2466
NSN 5950-01-568-7016
NSN 5965-01-357-0684
NSN 6650-01-426-4253