Hub is tapered 15 degrees to accomadate setscrew
A toothed wheel whose teeth or sprockets are designed to be engaged with the links of a pitch chain, track, or the like. It is usually used for transmitting power.
Classification: Chain sprockets and parts thereof
NSN 5996-01-088-7074
NSN 2925-01-314-9682
NSN 6240-00-832-6867
NSN 5975-01-496-5502
NSN 6150-01-437-4461
NSN 5965-00-342-5126
NSN 5945-01-529-7304
NSN 5985-00-506-6364
NSN 6105-01-570-9020
NSN 5985-00-538-6373
NSN 5950-01-500-0092
NSN 5915-00-597-0038