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 6645-00-614-5302
NSN 5920-01-206-0191
NSN 5999-01-474-0742
NSN 6145-01-371-2916
NSN 2925-01-444-2061
NSN 6130-00-163-8371
NSN 5998-01-634-0604
NSN 5905-01-239-0512
NSN 5935-01-397-4701
NSN 5895-01-353-1595
NSN 5965-00-076-2332
NSN 4140-01-166-0028