GH69A Cast Iron Change Gear 4.1875" ID Note: This is the spec

Note: This is the spec sheet for the version with cast iron housing and mild steel bearing insert

Center Distance: 1

Click here for spec sheet: SUCTP Spec Sheet

These double C-Face Brakes are direct acting with only one moving part

GH69A Cast Iron Change Gear 4.1875" ID Note: This is the specBoston 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