GA45 Steel Change GearBoston 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

SUCNPFC has nickel plated housing and stainless steel bearing insert

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Brake coil leads connect directly to motor leads so that power is simultaneously supplied to both brake and motor

It is a high grade

Includes 2 rubber grommets to reduce vibration & noise

Click here for spec sheets: SUCNPHA Spec Sheet

Click here for spec sheets: SUCTPA Spec Sheet

stem pinions

Click here for spec sheet: SBP Spec Sheet

ISO Certificate

Housings are made of aluminum alloy with all mounting surfaces precision machined

These unique two-piece rigid clamping couplings come with an undersized ID