A gear with teeth formed on the inner surface of a cylinder or cone.
Classification: Gears and gearing, other than toothed wheels, chain sprockets and other transmission elements entered separately
NSN 6645-01-561-7432
NSN 5950-00-303-3667
NSN 6645-01-578-6815
NSN 6685-01-216-4146
NSN 5905-01-175-2701
NSN 6620-01-605-9660
NSN 5985-01-315-1931
NSN 6135-01-101-5039
NSN 6145-00-913-0037
NSN 6685-00-903-5003
NSN 6145-01-330-2833
NSN 5999-01-290-3888