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 5910-01-069-7594
NSN 7035-01-045-7202
NSN 5910-01-433-9319
NSN 6685-00-379-4652
NSN 5998-01-607-9099
NSN 5975-01-184-1697
NSN 5835-01-085-5487
NSN 6320-00-310-1080
NSN 6145-01-445-7167
NSN 5905-00-608-2332
NSN 6610-00-900-7685
NSN 5835-01-487-3042