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 6650-00-236-0724
NSN 6110-00-349-8701
NSN 5996-01-073-2332
NSN 6685-01-160-5421
NSN 6685-00-075-5613
NSN 6145-01-507-7336
NSN 6650-00-717-8913
NSN 5965-01-332-9825
NSN 5950-00-187-5538
NSN 5930-01-500-2458
NSN 6620-00-699-5537
NSN 6150-00-155-3578