Chem-Set Gem Sander Motorscrews Replacement Part

Description

Gem Sander Motorscrews secure the motor housing on GEM Industries’ 11 inch orbital sander and polisher, the heavy duty electric machine used across solid surface, woodworking, and metal finishing shops.

Where Gem Sander Motorscrews Fit

The GEM 11 inch orbital runs a ball bearing capacitor motor inside an aluminum housing, and the motorscrews are what hold that housing closed around the motor and counterweight assembly. Over years of shop use, on and off cycling plus daily vibration can loosen or strip the original screws, and a stripped screw is one of the more common reasons a housing starts to rattle or shift during operation. Keeping a spare set on the bench avoids downtime waiting on a full parts order when one strips mid-shift. The machine’s counterweight and brush plate system depends on an evenly seated housing, so a loose screw can also throw off the balance that keeps the sander running smooth.

Replacing Gem Sander Motorscrews

Replacing the screws is a straightforward field repair. Remove the old fasteners, clear any debris from the threaded bosses in the housing, and set the replacements to snug without over-torquing the aluminum. The part carries GEM’s own reference number 510 for reorder purposes on future repairs, so a shop can restock ahead of the next rebuild rather than waiting until a machine goes down. Pair the repair with a check of the counterweight and brush plate while the housing is open, since both are common wear points on a machine running daily shop hours.

Gem Sander Motorscrews Specs

• Fits: GEM 11 in orbital sander and polisher
• Use: motor housing fastening
• GEM part reference: 510
• Sold as: replacement spare part

Order motorscrews alongside other GEM spare parts, drive pads, and abrasives in our abrasives category. For a look at the 11 inch orbital sander in action, see the Gem Sander demonstration on the Chemical Concepts YouTube channel.

Need Help?

Need help identifying which Gem Sander spare part your machine needs? Call (800) 220-1966 or email [email protected].