All Product Types > ENGINEERED BEARINGS > Tapered Roller Bearings > Tapered Roller Bearings - Single Cups > Tapered Roller Bearings - Single Cups - Imperial > Part Number HM542911  

Part Number HM542911, Tapered Roller Bearings - Single Cups - Imperial


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This is the most basic and most widely used type of tapered roller bearing. It consists of two main separable parts: the cone (inner ring) assembly and the cup (outer ring). It is typically mounted in opposing pairs on a shaft.




Specifications  · Dimensions  · Abutment and Fillet Dimensions  · Factors

Specifications

Series

HM542900

Cup Part Number

HM542911

Design Units

Imperial


Dimensions

D - Cup Outer Diameter

13.6250 in
346.075
mm

C - Cup Width

2.375 in
60.325
mm


Abutment and Fillet Dimensions

r - Cup Backface "To Clear" Radius1

0.130 in
3.30
mm

Da - Cup Frontface Backing Diameter

12.74 in
323.60
mm

Db - Cup Backface Backing Diameter

12.40 in
314.96
mm
1 These maximum fillet radii will be cleared by the bearing corners.


Factors

e - ISO Factor1

0.39

Cg - Geometry Factor2

0.133
1 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
2 Geometry constant for Lubrication Life Adjustment Factor a3l.



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Tapered Roller Bearing Engineering Information
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Bearing Life Calculation Tool

Bearing Dimensional Tolerances



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