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 6685-01-633-8454
NSN 6645-01-056-1445
NSN 6650-01-645-7892
NSN 6645-01-478-2140
NSN 6685-01-284-4540
NSN 5920-01-344-8910
NSN 6130-00-823-8481
NSN 6105-01-389-0592
NSN 5855-00-610-4052
NSN 5996-00-772-3850
NSN 6650-01-376-1692
NSN 6130-00-605-7887