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 5950-01-281-7506
NSN 5996-01-525-7628
NSN 5935-01-327-2705
NSN 5895-01-368-2729
NSN 6135-00-735-8530
NSN 6110-01-435-4400
NSN 6240-01-217-8287
NSN 6145-01-161-6228
NSN 6620-01-533-1059
NSN 5990-00-936-7299
NSN 5998-01-028-2169
NSN 5960-01-597-9591