GB61B 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

Porous flanged bronze bearing is press-fit in sturdy zinc die cast sphere with felt strip for lubrication

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They are available in plastic

Design fully engages the thread for secure locking

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

Click here for spec sheets: BUC Spec Sheet

such as acetal

Click here for spec sheets: SUCNPFCS Spec Sheet

Miter Gears are similar to Bevel Gears except Miter Gears are used for 1:1 ratios

Click here for spec sheet: CUCTP Spec Sheet

the SNATPA has an eccentric locking bearing insert

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