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 6145-01-110-4219
NSN 6620-01-502-7105
NSN 5905-01-578-8154
NSN 4140-01-123-3863
NSN 6145-01-546-1100
NSN 6685-01-172-0218
NSN 2925-01-106-3552
NSN 5998-01-389-7946
NSN 5998-00-126-2821
NSN 6130-01-165-6625
NSN 5996-01-322-4838
NSN 6105-01-501-2226