Orifice diameter 0.593 in.; lg 2.946 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 6240-01-394-5320
NSN 5920-01-331-4712
NSN 6135-01-578-8642
NSN 5960-01-507-9112
NSN 5950-01-474-5010
NSN 5945-00-633-7620
NSN 5920-01-219-0724
NSN 6320-01-514-6141
NSN 5965-00-253-1302
NSN 5935-01-089-9164
NSN 6240-01-353-9709
NSN 6145-01-548-7704