All Product Types > ENGINEERED BEARINGS > Tapered Roller Bearings > Tapered Roller Bearings - Single Cups > Tapered Roller Bearings - Single Cups - Imperial > Part Number 738172  

Part Number 738172, 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
738000

Cup Part Number
738172

Design Units
Imperial


Dimensions

D - Cup Outer Diameter
17.2500 in
438.150 mm

C - Cup Width
2.5000 in
63.500 mm


Abutment and Fillet Dimensions

r - Cup Backface "To Clear" Radius1
0.250 in
6.4 mm

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


Factors

K - Factor1
1.63

e - ISO Factor2
0.36

Y - ISO Factor3
1.67
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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