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 5950-01-456-4670
NSN 5998-00-405-3020
NSN 6135-01-581-1039
NSN 5999-01-017-6080
NSN 6145-01-076-5071
NSN 6240-01-250-3574
NSN 6240-00-256-6410
NSN 5999-01-657-6831
NSN 5950-01-296-5409
NSN 6130-01-550-0430
NSN 6150-00-163-4389
NSN 6110-00-301-4874