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 5975-00-366-7440
NSN 6105-01-363-4810
NSN 5999-01-244-9618
NSN 6220-01-509-4801
NSN 6110-00-037-9654
NSN 5950-00-189-0551
NSN 6150-01-076-2374
NSN 2925-01-221-9398
NSN 6320-01-488-5581
NSN 7035-01-510-3876
NSN 6130-01-029-3601
NSN 5950-01-217-6938