Cartridge type
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 6620-01-462-1625
NSN 4140-01-634-0330
NSN 5965-01-511-8504
NSN 6610-01-485-8973
NSN 5895-00-922-5771
NSN 5895-01-145-9033
NSN 6645-00-551-8291
NSN 5950-01-522-7341
NSN 5990-00-932-3070
NSN 5975-01-461-4643
NSN 5985-01-146-5330
NSN 2925-00-241-2481