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 6110-01-359-4248
NSN 6620-01-570-4026
NSN 5835-01-013-9321
NSN 7035-01-543-8308
NSN 5996-01-434-6774
NSN 6105-01-468-0024
NSN 5950-00-237-7891
NSN 5910-01-185-3021
NSN 5910-01-633-9963
NSN 6145-01-067-8419
NSN 5990-01-411-5930
NSN 5835-01-616-6131