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 5998-00-542-9656
NSN 6110-01-482-5620
NSN 6240-01-050-9156
NSN 5950-00-009-4618
NSN 5960-01-413-3877
NSN 5835-00-140-8646
NSN 5930-01-130-6507
NSN 6145-01-399-1158
NSN 5965-00-100-1291
NSN 6650-01-426-4253
NSN 5905-00-074-5919
NSN 5915-00-789-8153