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 5915-01-646-2331
NSN 5855-00-925-0114
NSN 5999-00-507-2098
NSN 6650-01-220-2823
NSN 5945-01-029-3296
NSN 5945-01-419-9013
NSN 5996-01-497-0749
NSN 5835-01-337-8635
NSN 5996-01-546-6768
NSN 5985-01-651-2004
NSN 6320-01-353-9753
NSN 6645-01-281-7254