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 4140-00-075-2000
NSN 5915-01-350-6599
NSN 5996-01-573-9588
NSN 6135-00-062-5080
NSN 5910-01-100-3821
NSN 6620-01-072-6549
NSN 2925-00-371-2285
NSN 6650-01-364-4616
NSN 5925-01-243-8343
NSN 6645-01-501-0576
NSN 5950-01-519-2709
NSN 6620-01-461-2387