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 5965-00-378-3403
NSN 5835-00-468-3367
NSN 6105-01-131-2621
NSN 6130-01-283-5764
NSN 5925-01-082-9349
NSN 5925-00-915-1204
NSN 6145-01-023-6967
NSN 5855-01-614-8408
NSN 6130-01-027-0762
NSN 5960-00-261-6512
NSN 6650-01-100-3185
NSN 5960-01-412-0619