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 5855-00-862-3345
NSN 5905-00-140-6336
NSN 6150-00-300-0395
NSN 5855-01-417-3250
NSN 6610-01-471-8130
NSN 7035-01-395-9174
NSN 6645-00-020-2787
NSN 5975-00-789-6209
NSN 5960-00-583-4902
NSN 6220-00-775-5894
NSN 6610-01-417-3011
NSN 5960-01-072-2518