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: Intake air filters for internal combustion engines
NSN 4140-00-862-3862
NSN 6650-01-371-3551
NSN 5990-00-258-0228
NSN 5999-01-089-9915
NSN 5950-01-391-7783
NSN 6610-01-456-8653
NSN 7035-01-214-5171
NSN 5935-01-066-8720
NSN 5975-01-110-7686
NSN 5985-01-468-6423
NSN 6105-00-371-1734
NSN 5975-00-215-8571