3M 7000144106 Disc Pad Hub 2.5 Inch Short Shaft

Product Description

The 3M 7000144106 is a disc pad hub designed for use with right angle grinders equipped with a 3/8-24 external shaft. The hub features a metal insert that threads onto the tool's short shaft, providing a secure mounting point for 3M face plates ranging from 4.5 inches to 9 inches in diameter. It also features a 5/8-11 external thread, making it compatible with 3M retainer nuts and TN fibre discs. At 0.26 pounds, the hub is lightweight and suited for repetitive grinding and finishing applications in industrial and fabrication environments.

This disc pad hub is intended for use on right angle grinders with a 3/8-24 external shaft configuration, commonly referred to as short shaft tools. It is a standard interface component in metal fabrication, surface preparation, and weld blending operations. The hub bridges the grinder spindle to 3M face plates and disc assemblies, and is appropriate for both shop and field use by metalworkers, fabricators, and maintenance technicians.

Key Features

• Metal insert construction for durability and secure thread engagement on 3/8-24 external shaft grinders
• 2.5-inch hub size compatible with 3M face plates from 4.5 inches to 9 inches
• 5/8-11 external thread accepts 3M retainer nuts and TN fibre discs
• Designed specifically for short shaft right angle grinder configurations
• Lightweight at 0.26 pounds for reduced operator fatigue during extended use

Compatibility

Compatible with right angle grinders featuring a 3/8-24 external shaft. Accepts all 3M face plates sized 4.5 inches to 9 inches. Supports 3M retainer nuts and TN fibre discs via the 5/8-11 external thread.

Installation Notes

Installation is performed by metalworkers and maintenance technicians using standard hand tools. Power down and disconnect the grinder from its power source before mounting or removing the disc pad hub. Thread the hub onto the grinder's 3/8-24 external shaft by hand until snug, then secure according to the tool manufacturer's guidelines. Inspect the hub and face plate seating before resuming operation.

Technical Specifications

• Hub Diameter: 2.5 inches
• Internal Thread: 3/8-24
• External Thread: 5/8-11
• Compatible Face Plate Range: 4.5 inches to 9 inches
• Weight: 0.26 pounds
• Sold As: Each

Standard Information

• Brand: 3M
• Manufacturer Part Number: 7000144106