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 5905-00-100-3407
NSN 5915-01-174-1164
NSN 4140-00-155-8012
NSN 5950-01-425-1174
NSN 6135-01-567-0739
NSN 4140-01-581-0843
NSN 5935-01-301-1627
NSN 6620-01-102-0008
NSN 6240-01-009-3636
NSN 6645-01-194-6594
NSN 4140-00-901-8216
NSN 5905-00-158-5716