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Smarter Bearing Selection Is Here

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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Timken® angular contact ball bearings are designed for combination radial and axial loading. Single-row bearings have high thrust capacity in one direction. Some single-row bearings are specifically designed for duplex mounting in sets for maximum performance.
Unit of Measure

Specifications

Manufacturing Part Number

 N/A MM12BS32QUL

Rows per Set

 N/A Quadruplex

Design Units

 N/A Metric

d - Bore

 N/A 12 mm

Ball Type

 N/A STEEL

Cage Type

 N/A CR - Phenolic Outer Land Riding Cage

Dimensions

D - Outer Diameter

 N/A 32 mm1.2598 in

Bearing Width

 N/A 10 mm0.3937 in

Total Width

 N/A 40 mm1.5748 in

Contact Angle

 N/A 60 º

Basic Load Ratings

C0 - Static Radial Rating (per row)

 N/A 11400 N2600 lbf

Ce - Dynamic Radial Rating (per row)

 N/A 9500 N2140 lbf

C1 ISO - Dynamic Radial Rating (per row)

 N/A 8600 N1930 lbf

Factors

Limiting Speed (Grease) (per row)

 N/A 7300 rpm

Limiting Speed (Oil)

 N/A 14600 rpm

Abutment and Fillet Dimensions

R - Inner Ring "To Clear" Radius1 N/A 0.8 mm0.031 in
r - Outer Ring "To Clear" Radius2 N/A 0.800 mm0.031 in

da - Inner Ring Backing Diameter

 N/A 21.717 mm0.855 in

Da - Outer Ring Backing Diameter

 N/A 22.327 mm0.879 in
  • 1 Maximum housing fillet radius that bearing corners will clear.
  • 2 Maximum shaft fillet radius that bearing corners will clear.
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