Opening protected by metal cap
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: Parts, nesoi, of bearing housings & plain shaft bearings, housed bearings, clutches, universal joints, flywheels and transmission shafts
NSN 6240-00-978-5020
NSN 5905-00-903-2435
NSN 5985-01-236-5727
NSN 5965-01-327-9234
NSN 6110-00-943-0650
NSN 6620-01-278-8028
NSN 6240-00-948-0119
NSN 5905-00-225-8886
NSN 7035-00-312-3055
NSN 5990-01-651-0170
NSN 2925-00-149-0760
NSN 5905-00-710-3147