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 6135-01-090-5365
NSN 5985-01-487-7530
NSN 5985-01-384-3847
NSN 5935-01-588-0429
NSN 6130-01-323-6327
NSN 6645-00-674-9728
NSN 6620-01-124-0947
NSN 5855-01-007-9541
NSN 2925-01-137-4062
NSN 5998-00-181-2410
NSN 5835-00-289-9080
NSN 5855-01-066-8742