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.
NSN 5960-01-278-9394
NSN 5930-01-502-3326
NSN 6645-01-206-4888
NSN 6110-00-676-1599
NSN 5920-01-535-2003
NSN 5915-01-510-3867
NSN 6220-01-173-3177
NSN 6150-01-140-6546
NSN 6150-01-564-8808
NSN 2925-01-217-0465
NSN 5950-00-288-1812
NSN 5915-00-402-8186