GB88A 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

Traditional cost effective collar design

self-centering design with mounting flange for use in through-bored components

Click here for spec sheets: SUCTF Spec Sheet

• Dependable

Click here for spec sheets: SUCNPFCS Spec Sheet

Click here for spec sheet: SUCNPP Spec Sheet

• Standard NEMA Voltages/Frequencies

Click here for spec sheet: SBF Spec Sheet

Click here for spec sheet: CSA Spec Sheet

Click here for spec sheets: SUCNPPA Spec Sheet

Click here for spec sheets: SUCST Spec Sheet

the SNASFB has an eccentric locking bearing insert