Valve size 1.250 in.
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 6610-01-578-1976
NSN 5915-00-252-7996
NSN 5835-00-679-9769
NSN 5990-01-147-5225
NSN 5999-01-132-6367
NSN 5975-01-352-5853
NSN 6220-01-426-8824
NSN 6130-01-170-4059
NSN 6220-00-840-0209
NSN 6645-00-056-1580
NSN 6110-00-982-2838
NSN 2925-01-239-6044