All Product Types > ENGINEERED BEARINGS > Tapered Roller Bearings > Tapered Roller Bearings - Single Cups > Tapered Roller Bearings - Single Cups - Imperial > Part Number 113170  

Part Number 113170, 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

113000

Cup Part Number

113170

Design Units

Imperial


Dimensions

D - Cup Outer Diameter

17.0000 in
431.800
mm

C - Cup Width

1.9375 in
49.213
mm


Abutment and Fillet Dimensions

r - Cup Backface "To Clear" Radius1

0.250 in
6.35
mm

Da - Cup Frontface Backing Diameter

15.67 in
397.30
mm

Db - Cup Backface Backing Diameter

14.76 in
374.90
mm
1 These maximum fillet radii will be cleared by the bearing corners.


Factors

K - Factor1

0.66

e - ISO Factor2

0.88

Y - ISO Factor3

0.68

G1 - Heat Generation Factor (Roller-Raceway)

967

G2 - Heat Generation Factor (Rib-Roller End)

98.1

Cg - Geometry Factor4

0.172
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.
4 Geometry constant for Lubrication Life Adjustment Factor a3l.



 DOWNLOADS 

Tapered Roller Bearing Engineering Information
(PDF, 663KB)

Bearing Life Calculation Tool

Bearing Dimensional Tolerances



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