A mechanical device designed to permit a free flow of air into and out of an enclosure, usually used on engine crankcase, vehicular differentials and transmissions, pumps, compressors, and the like. see also cap, vent, fuel storage tank. excludes ventalator (as modified).
Classification: Pressure-reducing valves, pneumatic fluid power type, filter-regulators and filter-regulator-lubricators
NSN 5910-01-142-0430
NSN 5960-00-548-3072
NSN 5935-01-523-1036
NSN 5930-01-631-9653
NSN 6130-01-505-5760
NSN 6220-01-353-5851
NSN 5935-01-598-0974
NSN 5950-00-278-4186
NSN 6110-00-715-9404
NSN 5855-00-149-0766
NSN 6685-01-163-3715
NSN 5835-01-454-2674