NORTON Fiber Disc Backup Pad: 4 1/2 in Dia, 5/8"-11 Threaded Hole
The NORTON Fiber Disc Backup Pad is a 4 1/2-inch diameter, medium-density air-cooled backing pad with a 5/8"-11 threaded hole for tool connection (MPN 63642502122). It is designed for use with fiber discs in grinding…
SKU 3G-OTH-536456
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Product Description
The NORTON Fiber Disc Backup Pad is a 4 1/2-inch diameter, medium-density air-cooled backing pad with a 5/8"-11 threaded hole for tool connection (MPN 63642502122). It is designed for use with fiber discs in grinding and finishing applications.
Frequently Asked Questions
What is the NORTON Fiber Disc Backup Pad used for?
The NORTON Fiber Disc Backup Pad is used to support fiber discs during grinding and finishing operations on metal and other surfaces. Its medium-density construction provides a balance of flexibility and support, making it suitable for blending, deburring, and surface preparation in industrial fabrication and maintenance applications.
What are the specifications of the NORTON Fiber Disc Backup Pad?
This NORTON backup pad has a 4 1/2-inch diameter, medium density, and a 5/8"-11 threaded hole for tool connection. The manufacturer part number is 63642502122. It is designed as an air-cooled backing pad to reduce heat buildup during extended use with fiber discs.
Where to buy the NORTON Fiber Disc Backup Pad worldwide?
3G Electric supplies the NORTON Fiber Disc Backup Pad worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this pad to your facility. Contact us for pricing and lead time on this medium-density backing pad with a 5/8"-11 threaded hole.
How to install the NORTON Fiber Disc Backup Pad?
To install the NORTON Fiber Disc Backup Pad, thread the 5/8"-11 hole onto your angle grinder's spindle and tighten securely with a wrench. Ensure the pad is seated flat against the tool flange before attaching a fiber disc. Always follow the grinder manufacturer's torque specifications to prevent slippage during operation.
NORTON Products
3G Electric supplies NORTON air-cooled fiber disc backing pads. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.




