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 6610-00-740-7067
NSN 5960-01-165-1956
NSN 5910-01-159-4960
NSN 5895-01-044-6369
NSN 5999-01-487-4197
NSN 5935-00-959-6853
NSN 5925-01-302-1587
NSN 6620-00-483-1961
NSN 5855-00-797-8217
NSN 6320-01-583-6809
NSN 6620-00-010-8190
NSN 5950-01-004-9326