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 5990-01-226-6924
NSN 5999-00-333-2766
NSN 6130-00-538-6277
NSN 6145-01-335-3090
NSN 5960-00-641-8056
NSN 5915-01-122-7591
NSN 5855-01-031-4729
NSN 2925-01-236-3547
NSN 6220-01-123-1353
NSN 5985-01-305-6403
NSN 5920-01-217-4404
NSN 5910-01-555-0086