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 6645-01-230-6252
NSN 6645-01-442-6476
NSN 6240-01-381-6815
NSN 5965-01-465-4370
NSN 5998-01-593-9384
NSN 5950-00-149-0486
NSN 5935-01-519-9349
NSN 6130-01-263-3696
NSN 5920-00-348-9134
NSN 5935-00-344-6762
NSN 5895-00-771-7858
NSN 6110-01-204-0000