Fmc corporation sweeper model 74
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 6130-01-259-0640
NSN 6130-01-512-7677
NSN 5960-01-278-9394
NSN 6620-00-278-7313
NSN 5920-01-130-5123
NSN 6105-01-080-4314
NSN 6620-01-419-5929
NSN 6610-00-001-9683
NSN 4140-00-449-9619
NSN 5910-01-599-6204
NSN 6610-01-052-0803
NSN 5996-01-180-3107