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 6150-00-945-4904
NSN 2925-00-441-8252
NSN 5915-00-254-3436
NSN 5998-00-200-8627
NSN 5990-00-226-7050
NSN 5835-00-552-0734
NSN 6240-01-502-1211
NSN 5999-00-266-3805
NSN 5990-00-990-1711
NSN 5999-01-627-6815
NSN 5996-01-514-1610
NSN 6620-01-521-9710