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 5905-00-706-3985
NSN 5910-01-595-7670
NSN 2925-00-343-3235
NSN 6110-01-034-8323
NSN 6105-00-941-2931
NSN 6150-01-230-7765
NSN 5835-01-238-3381
NSN 6130-01-218-5682
NSN 6110-01-196-2146
NSN 5985-00-963-8948
NSN 5998-00-488-7406
NSN 5998-01-631-2067