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 5930-01-292-3486
NSN 5925-00-108-4948
NSN 6240-00-975-0868
NSN 5950-01-408-1919
NSN 5996-00-349-4192
NSN 6150-00-087-4920
NSN 6150-01-361-3259
NSN 5998-01-259-2919
NSN 6130-01-584-1294
NSN 5985-00-872-5534
NSN 5915-00-264-5657
NSN 5910-01-481-6030