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 2925-01-204-6243
NSN 5855-00-149-0766
NSN 6105-00-012-4301
NSN 6320-01-145-9013
NSN 6130-00-089-8314
NSN 6145-01-485-3846
NSN 5965-01-231-9125
NSN 5835-01-432-6185
NSN 6320-01-552-8721
NSN 5910-01-578-9401
NSN 5999-01-334-6677
NSN 5905-01-280-5449