GF51B 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

SUCNPFCF has nickel plated housing and stainless steel bearing insert

Click here for spec sheets: Clamp-Lok Catalog

non-metallic

And remember that spur gears and rack are available via our Guaranteed Same Day Shipment Program

Friction discs are then released and free to rotate with the hub and motor shaft

Many are available with or without hubs

such as acetal

Heavy guage two-piece housing has rust proof plated finish

The spline design virtually elimi nates back lash which is a delayed action effect caused by excessive clearances between hub and discs

These C-Face brakes use splined hubs and internally splined friction discs as standard equipment

Click here for spec sheets: SUCNPTRS Spec Sheet

Heavy-duty Shrink Disc external clamping device