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 5990-01-548-3711
NSN 5960-01-221-0498
NSN 6610-01-560-5153
NSN 6685-00-854-9169
NSN 5910-00-353-6649
NSN 6650-01-100-3185
NSN 5999-01-593-6481
NSN 5920-00-974-4381
NSN 2925-00-816-8765
NSN 6220-01-057-7365
NSN 5999-01-370-4184
NSN 6130-01-431-9231