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 6650-01-165-0438
NSN 5950-01-633-4086
NSN 5895-01-103-4402
NSN 6220-00-280-2880
NSN 7035-01-098-5474
NSN 6645-01-356-2273
NSN 6105-01-535-2291
NSN 4140-01-481-3587
NSN 5855-00-433-2377
NSN 6105-00-498-5197
NSN 5925-01-138-9593
NSN 6105-01-277-4551