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Friction discs are then released and free to rotate with the hub and motor shaft
shallow taper
and cast iron to suit your application’s requirements
Our standard 700 Series - the heart of Boston Gear's speed reducer product line - has been serving many industries reliably for over 40 years
Fan Cooled: No
NHR7 Steel Stem Pinion 112 Teeth Friction discs are then releasedBoston Gears stem pinions feature small numbers of teeth that are cut integral to the steel shaft. Using a special, enlarged pitch diameter minimizes the undercutting of the teeth. When run with standard stock spur gears, stem pinions increase the ratios normally found in spur gear drives. Please note: Stem pinions are not intended to be operated with each other, with internal gears, or with eleven tooth spur gears. They will, however, run
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