NORTON Fiber Disc Backup Pad: 4 1/2 in Dia, 5/8"-11 Threaded Hole
The NORTON Fiber Disc Backup Pad is a hard-density, see-through backing pad with a 4 1/2-inch diameter and a 5/8"-11 threaded hole for tool connection (MPN 63642502985). Designed for use with fiber discs, this pad…
SKU 3G-OTH-535476
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Product Description
The NORTON Fiber Disc Backup Pad is a hard-density, see-through backing pad with a 4 1/2-inch diameter and a 5/8"-11 threaded hole for tool connection (MPN 63642502985). Designed for use with fiber discs, this pad provides a rigid support surface for grinding and finishing applications.
Frequently Asked Questions
What is the NORTON Fiber Disc Backup Pad used for?
The NORTON Fiber Disc Backup Pad provides a rigid support surface for fiber discs in grinding and finishing applications. Its hard-density, see-through design allows operators to monitor work progress while delivering consistent pressure for stock removal, blending, and surface preparation on metal and other materials.
What are the specifications of the NORTON Fiber Disc Backup Pad?
This NORTON backup pad has a 4 1/2-inch diameter, hard density, and a 5/8"-11 threaded hole for tool connection. The manufacturer part number is 63642502985. It is designed for use with fiber discs in grinding and finishing tasks, providing a rigid, see-through backing for operator visibility.
Where to buy the NORTON Fiber Disc Backup Pad worldwide?
3G Electric supplies the NORTON Fiber Disc Backup Pad (MPN 63642502985) to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this hard-density, 4 1/2-inch backup 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. Ensure the spindle is clean and the pad is fully seated. Attach a compatible fiber disc to the pad's surface, then tighten the disc using the grinder's retaining nut. Always follow the tool manufacturer's safety instructions.
NORTON Products
3G Electric supplies NORTON see-through fiber disc backing pads. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.



