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 5910-00-220-6715
NSN 5935-00-229-3886
NSN 5915-00-510-5331
NSN 6320-01-424-8606
NSN 5935-01-387-6614
NSN 5930-00-252-4959
NSN 6145-01-493-2976
NSN 5998-00-334-6041
NSN 5855-01-339-7675
NSN 5920-01-159-5101
NSN 5905-01-171-3593
NSN 5920-01-020-7659