Orifice diameter 0.593 in.; lg 2.946 in.
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 5910-01-347-2880
NSN 6645-01-657-9812
NSN 7035-00-490-0485
NSN 5930-01-628-9031
NSN 6220-00-364-1605
NSN 6685-01-464-8406
NSN 5895-01-359-3199
NSN 6150-01-508-4207
NSN 5930-00-597-2987
NSN 5895-01-447-4002
NSN 5920-01-369-6385
NSN 6145-01-406-3387