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 6105-01-212-9245
NSN 5999-01-445-2835
NSN 5835-00-980-0468
NSN 2925-01-411-8002
NSN 6105-00-389-7994
NSN 4140-01-274-4762
NSN 6610-00-222-4108
NSN 5935-01-089-9981
NSN 5990-01-290-1425
NSN 6135-01-235-4168
NSN 5935-01-231-1937
NSN 6650-01-561-2068