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 6610-00-684-7683
NSN 5998-01-528-8021
NSN 5935-01-029-4225
NSN 5895-01-456-4123
NSN 5965-00-844-9778
NSN 6110-01-070-9602
NSN 6130-01-502-7171
NSN 5996-01-500-1830
NSN 5965-01-363-5952
NSN 5895-00-368-9243
NSN 5975-01-620-7222
NSN 2925-00-660-8131