GB48B Cast Iron Change Gear 78 Teeth To run properly

To run properly

the SNATFB has an eccentric locking bearing insert

allowing them to spin on an intermediate shaft

Fan Cooled: No

Pressure Angle: 14-1/2 Degree Pressure Angle

GB48B Cast Iron Change Gear 78 Teeth To run properlyBoston 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