Sprocket No. 012-8012-S, Roller Chain Idler Sprockets On The Timken Company

Aurora Bearing Company
901 Aucutt Rd.
Montgomery, IL 60538
Phone: 630.859.2030 • Fax: 630.859.0971
Email: customersupport@aurorabearing.com • Website: www.aurorabearing.com

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ROLLER CHAIN IDLER SPROCKETS

The sintered-steel sprockets are hardened and perform well at an economical cost.
The roller chain idler sprocket replaces the hardenedplate steel sprockets on most applications.
All units are non-relubricatable.

To order, specify SPROCKET NUMBER.
Example: 010-5017S Idler Sprocket.
Order all bearings with E8728 specification.

Unit of Measure

Specifications | Dimensions

Bearing No.	N/A 204RR6
Bore - d1	N/A 19.18 / 19.05 mm0.7500 / 0.7505 in
A.S.A. Chain No.	N/A 80
No. of Teeth	N/A 12
Pitch	N/A 25.4 mm1 in
Bearing Radial Load Rating at 500 RPM	N/A 4800 N1080 lb

Bearing No.