2.5 npt
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 2925-01-612-0405
NSN 5965-01-584-4623
NSN 5965-01-188-8530
NSN 5915-01-050-8214
NSN 5990-01-187-8050
NSN 6610-01-048-2870
NSN 6105-01-112-9976
NSN 2925-01-386-7392
NSN 6610-01-052-0803
NSN 4140-00-060-0494
NSN 5950-00-169-8680
NSN 2925-00-781-8421