A valve designed to relieve internal pressure from gear housings, automotive axles, differentials, transmissions and the like. May or may not be threaded on one end. For items with relief pressure ratings see valve (1), safety relief.
NSN 6610-01-471-8130
NSN 5945-01-449-1281
NSN 5945-01-090-0890
NSN 6145-01-246-3988
NSN 5895-01-113-7725
NSN 5855-00-494-9581
NSN 5999-01-171-5528
NSN 6135-01-430-3119
NSN 5999-01-461-2708
NSN 5930-01-115-7771
NSN 6610-01-092-1971
NSN 6620-01-507-5283