Painted gray
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 6620-00-062-9722
NSN 6135-00-819-8074
NSN 5996-00-626-3766
NSN 5835-00-858-9128
NSN 4140-01-535-3396
NSN 5999-01-602-8091
NSN 5925-01-491-5057
NSN 5910-00-266-8438
NSN 5930-01-199-1573
NSN 5835-01-116-2369
NSN 6650-01-165-2175
NSN 6320-00-809-5744