3M 7010326921 Polisher Spring Washer

Product Description

The 3M 7010326921 is a replacement spring washer designed for use with the 3M 28391 Electric Polisher. Spring washers provide tension and load distribution at fastener points, helping maintain secure mechanical connections under vibration and repeated use. This part is a direct OEM replacement intended to restore the polisher to factory specification. Installation is straightforward for technicians familiar with rotary tool servicing. Refer to the 3M 28391 Owners Manual parts list and tool schematic to confirm correct positioning before assembly.

This spring washer is a service component for the 3M 28391 Electric Polisher. It is suited for repair scenarios where the original washer shows wear, deformation, or loss of spring tension. Automotive detailers, body shop technicians, and tool repair shops that maintain electric polishing equipment are the typical end users for this replacement part.

Key Features

• OEM replacement part for the 3M 28391 Electric Polisher
• Spring washer design maintains clamping force under vibration
• Sold as a single pack unit
• Direct factory-spec fitment when installed per the 3M 28391 Owners Manual

Compatibility

Designed as a replacement component for the 3M 28391 Electric Polisher. Consult the 3M 28391 Owners Manual parts list and tool schematic to verify fitment before installation.

Installation Notes

Power down and unplug the electric polisher completely before beginning any disassembly or parts replacement. Use the tool schematic in the Owners Manual to identify the correct location and orientation of the spring washer prior to installation. Standard hand tools are typically sufficient for this service task. Follow all applicable manufacturer service guidelines throughout the repair process.

Technical Specifications

• Unit of Measure: Pack
• Minimum Order Quantity: 1
• UPC: 00051141309088

Standard Information

• Brand: 3M
• Manufacturer Part Number: 7010326921