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 5925-01-391-4959
NSN 6645-00-243-7541
NSN 5910-01-441-1871
NSN 5975-00-869-3749
NSN 6320-01-422-1212
NSN 6685-00-954-0962
NSN 7035-01-431-4560
NSN 6220-00-792-7581
NSN 6620-01-044-3371
NSN 5960-01-411-5899
NSN 6650-01-610-9238
NSN 6240-00-299-9819