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 5930-00-288-1882
NSN 5920-01-543-3858
NSN 5905-00-894-3912
NSN 5920-00-705-2916
NSN 6135-00-921-6487
NSN 5998-01-600-1924
NSN 5835-01-647-6426
NSN 5985-01-196-5945
NSN 5920-01-125-6469
NSN 5999-01-433-6372
NSN 5975-01-386-3061
NSN 6150-01-641-0663