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 5925-01-362-5494
NSN 4140-01-332-6904
NSN 4140-00-073-4475
NSN 6110-01-227-8597
NSN 6220-00-904-2429
NSN 6320-00-456-0836
NSN 6610-00-256-8006
NSN 6145-01-273-4634
NSN 6645-00-784-8288
NSN 5920-01-519-8835
NSN 5999-01-615-3428
NSN 6145-01-592-8842