Flange meets mil-f-20042
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 2925-00-617-0826
NSN 5835-00-841-2650
NSN 6130-01-514-2237
NSN 2925-01-509-3783
NSN 6645-01-101-1062
NSN 5855-01-062-5655
NSN 6110-01-188-7432
NSN 6220-00-099-9192
NSN 6620-01-250-7445
NSN 5998-01-049-1004
NSN 6685-00-797-1153
NSN 5945-00-618-0199