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 materials other than copper, iron or steel
NSN 6145-01-493-4475
NSN 6220-00-548-0669
NSN 5930-01-055-5525
NSN 4140-01-519-9343
NSN 5998-01-466-9216
NSN 5990-01-525-2250
NSN 5925-01-333-6442
NSN 2925-01-434-2502
NSN 6135-01-272-4047
NSN 6220-01-429-2987
NSN 5895-01-421-8602
NSN 5920-00-686-0374