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 5835-01-227-2318
NSN 6610-00-066-5451
NSN 6685-01-170-7375
NSN 2925-00-201-8247
NSN 5996-00-218-1123
NSN 6685-00-499-6451
NSN 6620-01-420-8666
NSN 4140-01-375-4676
NSN 5998-00-163-9742
NSN 5965-01-316-4089
NSN 7035-01-276-0355
NSN 5999-01-628-0794