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 5975-00-828-9556
NSN 5905-00-181-3938
NSN 5998-01-335-0558
NSN 6620-01-346-6575
NSN 2925-00-428-6349
NSN 5930-00-163-2605
NSN 6145-01-367-6503
NSN 2925-00-105-3907
NSN 6130-01-451-3527
NSN 6145-00-350-0167
NSN 5990-01-490-5614
NSN 5945-00-052-3922