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 6145-01-628-9214
NSN 5985-00-826-8450
NSN 5945-01-262-9640
NSN 5945-01-539-1076
NSN 6150-00-241-2184
NSN 6150-00-923-4247
NSN 6220-00-502-6380
NSN 5950-01-580-0598
NSN 6135-01-231-4809
NSN 6110-01-097-4800
NSN 5985-01-197-0548
NSN 5960-00-311-8787