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• Direct Acting
self-centering design with mounting flange for use in through-bored components
Click here for spec sheet: SAMS Spec Sheet
Splines in crease disc life because the many con tact points between hub and discs reduce the concentration of stresses encountered with non-splined hubs having only a few contact points
see SNA vs SUC pages for bearing insert dimensions)
GD81A Cast Iron Change Gear 3.75" ID • Direct ActingBoston Gear change gears are used primarily on machine tools to provide different cutting speeds while using a constant speed input. All Boston Gear change gears are manufactured with a double key to accept the compound steel bushings that connect two gears together, allowing them to spin on an intermediate shaft. The change gears we stock range from 20 tooth through 128 tooth gears, in one tooth increments, depending upon the diametrical pitch, for a
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