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 7035-01-105-0191
NSN 6610-01-474-6333
NSN 4140-00-542-4611
NSN 5975-01-622-5018
NSN 6220-00-157-1589
NSN 5950-01-282-2487
NSN 6645-01-117-6156
NSN 5905-01-143-6503
NSN 6150-00-111-0881
NSN 6220-00-386-0997
NSN 5945-00-149-1857
NSN 7035-01-462-1957