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 5835-01-015-4610
NSN 2925-00-908-7702
NSN 5905-01-192-4928
NSN 2925-01-097-0903
NSN 6240-01-320-1308
NSN 5915-01-361-5388
NSN 7035-00-763-6180
NSN 5950-01-252-0963
NSN 6610-01-539-9084
NSN 5985-00-317-8237
NSN 6220-01-167-3855
NSN 6130-01-424-0136