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 5920-01-394-8735
NSN 6130-01-616-4461
NSN 6620-00-186-8220
NSN 5835-00-034-4976
NSN 4140-01-543-1601
NSN 6145-00-906-2029
NSN 6130-01-158-6958
NSN 5835-00-621-3720
NSN 5975-01-387-7627
NSN 6650-01-057-9178
NSN 5985-01-657-5098
NSN 4140-01-593-8951