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 6685-01-274-7780
NSN 6240-00-034-5909
NSN 7035-01-323-0164
NSN 6145-01-481-8925
NSN 5930-01-553-3859
NSN 5996-01-425-2696
NSN 4140-01-634-0330
NSN 5920-00-226-0227
NSN 6620-00-463-5189
NSN 6220-01-152-9923
NSN 6130-01-393-6853
NSN 5915-01-574-3943