O/a lg 4.500 in.
A gear with teeth on its outer surface in the form of helical threads.
Classification: Gears and gearing, other than toothed wheels, chain sprockets and other transmission elements entered separately
NSN 5998-01-554-7029
NSN 6650-00-237-9412
NSN 5999-00-780-7649
NSN 5920-00-149-0013
NSN 6610-00-096-1288
NSN 5920-00-937-3713
NSN 6240-01-096-9121
NSN 5835-01-116-2369
NSN 6135-01-116-3385
NSN 5910-00-484-1373
NSN 4140-01-052-7400
NSN 5935-00-710-1717