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 6645-01-594-6407
NSN 5965-00-318-6479
NSN 7035-01-508-0619
NSN 5930-00-213-6379
NSN 5895-00-970-2737
NSN 5915-00-929-5248
NSN 6145-01-314-7029
NSN 5855-01-068-3683
NSN 6105-01-159-8826
NSN 5985-01-494-6296
NSN 5915-00-406-6460
NSN 5910-01-469-9443