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 6145-00-081-0299
NSN 6610-00-614-7943
NSN 6220-01-634-0660
NSN 5935-00-181-4464
NSN 5855-01-287-6391
NSN 5920-01-110-7491
NSN 6320-01-090-8296
NSN 5910-01-520-8255
NSN 6240-01-123-0968
NSN 5915-01-481-3489
NSN 5920-00-294-0753
NSN 5935-00-518-1150