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 6240-00-309-7767
NSN 5910-00-481-9317
NSN 5985-01-244-0568
NSN 6620-01-537-0902
NSN 5925-00-386-8702
NSN 6620-01-535-0409
NSN 6105-00-527-2193
NSN 5965-00-416-6618
NSN 6135-00-519-1325
NSN 5950-01-233-1493
NSN 6110-01-106-2708
NSN 5965-01-529-5311