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 4140-00-495-8704
NSN 5975-00-729-1651
NSN 6610-01-438-4383
NSN 5999-01-247-9020
NSN 6610-01-294-5666
NSN 6145-00-421-0968
NSN 6645-00-478-6509
NSN 5965-01-107-8549
NSN 2925-01-157-9204
NSN 5930-01-645-2944
NSN 5835-01-202-1376
NSN 7035-01-179-5667