GF62A 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

Click here for spec sheet: SAF Spec Sheet

Boston Gear offers worm gears manufactured from a variety of materials

Material: Cast Iron

Click here for spec sheet: SALP Spec Sheet

self-centering design for use in through-bored components with high torque and/or bending requirements

Click here for spec sheet: SNATP Spec Sheet

In addition

non-intersecting shafts

While 20° PA is generally recognized as having a higher load-carrying capacity

Click here for spec sheets: SUCNPTRS Spec Sheet

Allows you room to re-bore the ID without damaging the clamp screws

Click here for spec sheet: SUCSPX Spec Sheet