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 6650-00-904-9485
NSN 5998-00-280-0929
NSN 6645-01-479-5364
NSN 5960-00-113-4314
NSN 5996-00-520-4370
NSN 6135-01-615-5378
NSN 5990-01-030-5206
NSN 6130-01-029-6112
NSN 5910-01-462-1205
NSN 5985-00-917-0505
NSN 5999-01-211-6576
NSN 5855-01-180-5369