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 4140-01-114-9097
NSN 5996-01-069-2370
NSN 5905-01-537-8457
NSN 6650-01-415-5573
NSN 5930-01-622-3567
NSN 5910-01-359-4071
NSN 5945-01-542-6445
NSN 6135-01-394-4160
NSN 5915-01-058-5449
NSN 6135-00-112-8637
NSN 6145-00-406-4471
NSN 5996-01-383-9308