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 5998-00-152-2646
NSN 6145-00-657-4755
NSN 6150-01-421-9351
NSN 5945-00-905-5749
NSN 5990-01-498-0641
NSN 5965-01-167-8513
NSN 5905-01-227-0935
NSN 4140-01-232-1026
NSN 5925-01-477-3291
NSN 5999-01-224-5005
NSN 5950-00-471-8429
NSN 5950-00-984-3282