Weapon system essential
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 6645-01-425-1673
NSN 6135-01-540-2403
NSN 5910-01-040-7432
NSN 5965-00-236-0016
NSN 7035-01-158-7673
NSN 6320-01-232-4664
NSN 5855-01-542-9059
NSN 7035-00-215-3272
NSN 5895-01-442-5548
NSN 5835-01-116-2369
NSN 5998-01-502-5515
NSN 5925-01-176-0922