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 5930-01-534-2217
NSN 6135-01-048-0910
NSN 6620-00-335-9462
NSN 5855-01-356-5284
NSN 6110-01-246-2673
NSN 6135-01-535-2307
NSN 5990-00-301-3386
NSN 5855-01-158-2709
NSN 5910-01-592-0009
NSN 4140-01-298-5651
NSN 6145-01-054-7463
NSN 6135-00-461-3590