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 5975-00-433-5983
NSN 5835-01-557-9062
NSN 6620-00-635-7347
NSN 4140-01-423-1005
NSN 7035-01-416-5910
NSN 6130-01-313-0385
NSN 5965-00-529-0602
NSN 6145-01-250-6825
NSN 5835-01-384-3206
NSN 5910-01-192-4738
NSN 5930-00-889-4296
NSN 5930-00-117-6317