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 6685-00-227-0212
NSN 5925-00-222-8263
NSN 5945-00-351-7560
NSN 6645-01-495-0939
NSN 5975-01-413-7079
NSN 5920-00-192-6565
NSN 6620-01-275-9777
NSN 5920-01-026-2559
NSN 6135-00-299-6918
NSN 6685-01-365-0776
NSN 6620-01-320-7656
NSN 5999-00-664-1818