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 6105-01-576-5343
NSN 5925-00-506-6130
NSN 6685-01-434-0564
NSN 5990-01-434-7913
NSN 6610-00-861-3665
NSN 5910-01-181-2708
NSN 5998-01-099-7499
NSN 6130-01-362-0254
NSN 5930-01-561-5394
NSN 5855-01-653-0463
NSN 5930-01-320-4485
NSN 4140-01-432-8726