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 2925-01-033-0141
NSN 6220-01-172-0266
NSN 5895-00-422-4239
NSN 6650-01-191-9059
NSN 6650-01-449-1406
NSN 6685-01-348-5980
NSN 5920-01-228-4384
NSN 5985-01-478-3807
NSN 6145-01-626-9321
NSN 5855-01-420-4988
NSN 5990-01-014-9383
NSN 6150-01-571-4412