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The Timken ® Syber ® Bearing System Designer Tool now features Smart Selection, enabling users to find the right bearing faster by filtering options based on target life and key dimensions.

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Analyze Bearing Performance in an Application with Timken ® Syber ® Bearing System Designer

A powerful software tool that combines calculators and configurators to assist you with application design, bearing selection, installation, and troubleshooting. It’s free, easy-to-use, and accessible 24/7.

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  • Clearance fit suggested for outer ring when housing is stationary relative to load.
  • Tight transition fit suggested if housing rotates relative to load.
  • Consult your Timken representative for oscillating applications (e.g., low radial-clearance concerns).
  • Unmarked end of outer ring should be assembled against housing shoulder to clear maximum allowed housing fillet (ras max).
  • Meets Military Standard MS 51961.
Unit of Measure

Bearing Dimensions

Shaft Diameter (Fw)

 N/A 184.15 mm7.25 in

D - Outer Diameter

 N/A 231.775 mm9.1250 in

Dimension C/B

 N/A 76.2 mm3.0000 in

Specifications

Static Load Rating Co

 N/A 1130000 N253000 lbf
Dynamic Load Rating C11 N/A 524000 N118000 lbf
Geometry Factor Cg2 N/A 0.1586

Thermal Speed Ratings - Oil

 N/A 1800 rpm

Thermal Speed Ratings - Grease

 N/A 1600 rpm

Mounting Data

Chamfer rsmin

 N/A 3.050 mm0.12 in

Max. Mounting Dimensions Clearance Fit 1

 N/A 184.15 mm7.25 in

Min. Mounting Dimensions Clearance Fit 1

 N/A 184.120 mm7.2488 in

Max. Mounting Dimensions Clearance Fit 2

 N/A 231.821 mm9.1268 in

Min. Mounting Dimensions Clearance Fit 2

 N/A 231.775 mm9.125 in

Max. Mounting Dimensions Tight Transition Fit S

 N/A 7.2480 mm184.099 in

Min. Mounting Dimensions Tight Transition Fit S

 N/A 184.069 mm7.2468 in

Max. Mounting Dimensions Tight Transition Fit H

 N/A 231.714 mm9.1226 in

Min. Mounting Dimensions Tight Transition Fit H

 N/A 231.760 mm9.1244 in

Shoulder Diameter Da

 N/A 216.00 mm8.500 in

Sub Assembly Part Numbers

Used with Inner Ring Designation

 N/A IR-9611648
  • 1 Based on 1 x 106 revolutions L10 life, for the ISO life calculation method.
  • 2 Cg factor for bearing without inner ring.
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