GH37B Cast Iron 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

Boston Gear change gears are used primarily on machine tools to provide different cutting speeds while using a constant speed input

Reducer Material/Paint: Cast Iron

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SUCNPFC has nickel plated housing and stainless steel bearing insert

Adapters eliminate the need for complete shaft replacement

IP69K Flyer

and web with spokes

the CUCSFL has a Hard Chrome bearing insert and a Stainless Steel housing

a spring loaded pressure plate (magnet armature) presses against the rotating discs

Click here for spec sheets: SSBSRFB Spec Sheet

Click here for spec sheets: BUCTFB Spec Sheet

Click here for spec sheet: SBF Spec Sheet