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 6105-01-471-0825
NSN 6150-00-686-8322
NSN 5855-00-294-7532
NSN 5935-01-218-5001
NSN 6105-00-351-3273
NSN 6105-01-647-4683
NSN 5910-01-053-2748
NSN 5910-01-245-7718
NSN 4140-01-169-4671
NSN 6105-01-204-2807
NSN 7035-00-104-7613
NSN 5999-01-355-2236