All Product Types > ENGINEERED BEARINGS > Tapered Roller Bearings > Tapered Roller Bearings - Single Cups > Tapered Roller Bearings - Single Cups - Imperial > Part Number 89148  

Part Number 89148, 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
89000

Cup Part Number
89148

Design Units
Imperial


Dimensions

D - Cup Outer Diameter
15.0000 in
381.000 mm

C - Cup Width
1.4375 in
36.513 mm


Abutment and Fillet Dimensions

r - Cup Backface "To Clear" Radius1
0.130 in
3.30 mm

Db - Cup Backface Backing Diameter
13.94 in
354.10 mm
1 These maximum fillet radii will be cleared by the bearing corners.


Factors

K - Factor1
1

e - ISO Factor2
0.58

Y - ISO Factor3
1.03
1 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
2 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
3 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.



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Tapered Roller Bearing Engineering Information
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Bearing Life Calculation Tool

Bearing Dimensional Tolerances



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