Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
DYNABRADE Contact Wheel Assembly Kit: Contact Wheel Assembly Kit, 4 in Dia - Contact Wheel Assembly Kits
DYNABRADEContact Wheel Assembly Kits

DYNABRADE Contact Wheel Assembly Kit: Contact Wheel Assembly Kit, 4 in Dia

The DYNABRADE Contact Wheel Assembly Kit (SKU 48Z689, MPN 63990) is a contact wheel assembly kit with a 4-inch diameter and 70 durometer hardness. It is manufactured by DYNABRADE and carries the manufacturer part…

SKU 3G-OTH-302667

Brand
DYNABRADE
Item
Contact Wheel Assembly Kit: Contact Wheel Assembly Kit, 4 in Dia
Category
Contact Wheel Assembly Kits
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

DYNABRADE
Manufacturer Part Number
63990
Dia
4 in
Durometer
70
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

DYNABRADE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The DYNABRADE Contact Wheel Assembly Kit (SKU 48Z689, MPN 63990) is a contact wheel assembly kit with a 4-inch diameter and 70 durometer hardness. It is manufactured by DYNABRADE and carries the manufacturer part number 63990, with an alternate manufacturer number of 64000.

Frequently Asked Questions

What is the DYNABRADE Contact Wheel Assembly Kit used for?

The DYNABRADE Contact Wheel Assembly Kit is used in abrasive belt grinding and finishing applications. It supports the belt against the workpiece, providing consistent pressure for material removal, deburring, and surface blending on metal, wood, and composites in industrial fabrication and maintenance shops.

What are the specifications of the DYNABRADE Contact Wheel Assembly Kit?

The DYNABRADE Contact Wheel Assembly Kit (SKU 48Z689, MPN 63990) has a 4-inch diameter and 70 durometer hardness. The manufacturer part number is 63990, with an alternate manufacturer number of 64000. It is designed for use with DYNABRADE abrasive tools and is available to order through 3G Electric.

Where to buy the DYNABRADE Contact Wheel Assembly Kit worldwide?

You can order the DYNABRADE Contact Wheel Assembly Kit worldwide through 3G Electric. As a global industrial equipment distributor, 3G Electric handles full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to install the DYNABRADE Contact Wheel Assembly Kit?

To install the DYNABRADE Contact Wheel Assembly Kit, first ensure the tool is disconnected from power. Remove the old wheel assembly, then align the new kit's bearings and shaft with the tool's mounting points. Tighten all fasteners to the manufacturer's torque specifications and verify free rotation before use.

Used in

Common applications for DYNABRADE
Metal fabrication – DYNABRADE grinders and sanders for weld seam removal and surface blending
Automotive repair – DYNABRADE Dynafile belt sanders for contour sanding on body panels
Woodworking – DYNABRADE random orbital sanders for fine finishing of wood surfaces
Aerospace maintenance – DYNABRADE die grinders for deburring and polishing aluminum components
Marine industry – DYNABRADE right-angle grinders for removing rust and paint from metal hulls
General maintenance – DYNABRADE replacement parts (e.g., bearings, shims) for repairing pneumatic tools in plant operations

DYNABRADE Products

3G Electric supplies DYNABRADE contact wheel assembly kits. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
DYNABRADE Contact Wheel Assembly Kit: Contact Wheel Assembly Kit, 2 in Dia, 90 Durometer (MPN 63985). Key specifications — attr424353: Mfr. No. 64001; attr424344: DYNABRADE.
DYNABRADE
DYNABRADE Contact Wheel Assembly Kit: Contact Wheel Assembly Kit, 2 in Dia, 90 Durometer (MPN 63985). Key specifications — attr424353: Mfr. No. 64001; attr424344: DYNABRADE.
DYNABRADE Contact Wheel Mount: For 11477/64860/64861/64862/64863, 11812. Key specifications — attr652968: 11812; attr652971: DYNABRADE; attr652974: 64861; attr652977: Contact Wheel Mount.
DYNABRADE
DYNABRADE Contact Wheel Mount: For 11477/64860/64861/64862/64863, 11812. Key specifications — attr652968: 11812; attr652971: DYNABRADE; attr652974: 64861; attr652977: Contact Wheel Mount.
DYNABRADE Contact Wheel Mount: For 11475/11476, 11670. Key specifications — attr652660: 11670; attr665398: Contact Wheel Mount; attr665390: 11475; attr652663: DYNABRADE.
DYNABRADE
DYNABRADE Contact Wheel Mount: For 11475/11476, 11670. Key specifications — attr652660: 11670; attr665398: Contact Wheel Mount; attr665390: 11475; attr652663: DYNABRADE.
DYNABRADE Drive Wheel: Mfr Part # 40375, Rubber Drive Wheel. Key specifications — attr948908: 40375; attr948911: 40335; attr948916: Rubber Drive Wheel.
DYNABRADE
DYNABRADE Drive Wheel: Mfr Part # 40375, Rubber Drive Wheel. Key specifications — attr948908: 40375; attr948911: 40335; attr948916: Rubber Drive Wheel.

More from DYNABRADE

View all DYNABRADE parts →
DYNABRADE Contact Wheel Assembly Kit: Contact Wheel Assembly Kit, 2 in Dia, 50 Durometer (MPN 63983). Key specifications — attr424353: Mfr. No. 64000; attr424344: DYNABRADE.
DYNABRADE
DYNABRADE Contact Wheel Assembly Kit: Contact Wheel Assembly Kit, 2 in Dia, 50 Durometer (MPN 63983). Key specifications — attr424353: Mfr. No. 64000; attr424344: DYNABRADE.
DYNABRADE Contact Wheel Assembly Kit: Contact Wheel Assembly Kit, 3 in Dia, 50 Durometer (MPN 63986). Key specifications — attr424353: Mfr. No. 64001; attr424344: DYNABRADE.
DYNABRADE
DYNABRADE Contact Wheel Assembly Kit: Contact Wheel Assembly Kit, 3 in Dia, 50 Durometer (MPN 63986). Key specifications — attr424353: Mfr. No. 64001; attr424344: DYNABRADE.
DYNABRADE Contact Wheel Assembly Kit: Contact Wheel Assembly Kit, 3 in Dia, 90 Durometer (MPN 63988). Key specifications — attr424353: Mfr. No. 64001; attr424344: DYNABRADE.
DYNABRADE
DYNABRADE Contact Wheel Assembly Kit: Contact Wheel Assembly Kit, 3 in Dia, 90 Durometer (MPN 63988). Key specifications — attr424353: Mfr. No. 64001; attr424344: DYNABRADE.
DYNABRADE Contact Wheel Assembly Kit: Contact Wheel Assembly Kit, 1 in Dia, 70 Durometer (MPN 63981). Key specifications — attr424353: Mfr. No. 64001; attr424344: DYNABRADE.
DYNABRADE
DYNABRADE Contact Wheel Assembly Kit: Contact Wheel Assembly Kit, 1 in Dia, 70 Durometer (MPN 63981). Key specifications — attr424353: Mfr. No. 64001; attr424344: DYNABRADE.
DYNABRADE Contact Wheel Assembly Kit: Contact Wheel Assembly Kit, 1 in Dia, 90 Durometer (MPN 63982). Key specifications — attr424353: Mfr. No. 64000; attr424344: DYNABRADE.
DYNABRADE
DYNABRADE Contact Wheel Assembly Kit: Contact Wheel Assembly Kit, 1 in Dia, 90 Durometer (MPN 63982). Key specifications — attr424353: Mfr. No. 64000; attr424344: DYNABRADE.
DYNABRADE Contact Wheel Assembly Kit: Contact Wheel Assembly Kit, 1 in Dia, 50 Durometer (MPN 63980). Key specifications — attr424353: Mfr. No. 64000; attr424344: DYNABRADE.
DYNABRADE
DYNABRADE Contact Wheel Assembly Kit: Contact Wheel Assembly Kit, 1 in Dia, 50 Durometer (MPN 63980). Key specifications — attr424353: Mfr. No. 64000; attr424344: DYNABRADE.
DYNABRADE Contact Wheel Assembly Kit: Contact Wheel Assembly Kit, 4 in Dia, 50 Durometer (MPN 63989). Key specifications — attr424353: Mfr. No. 64000; attr424344: DYNABRADE.
DYNABRADE
DYNABRADE Contact Wheel Assembly Kit: Contact Wheel Assembly Kit, 4 in Dia, 50 Durometer (MPN 63989). Key specifications — attr424353: Mfr. No. 64000; attr424344: DYNABRADE.
DYNABRADE Contact Wheel Assembly Kit: Contact Wheel Assembly Kit, 4 in Dia, 90 Durometer (MPN 63991). Key specifications — attr424353: Mfr. No. 64001; attr424344: DYNABRADE.
DYNABRADE
DYNABRADE Contact Wheel Assembly Kit: Contact Wheel Assembly Kit, 4 in Dia, 90 Durometer (MPN 63991). Key specifications — attr424353: Mfr. No. 64001; attr424344: DYNABRADE.