All Product Types > ENGINEERED BEARINGS > Tapered Roller Bearings > Tapered Roller Bearings - Single Cups > Tapered Roller Bearings - Single Cups - Metric > Part Number J16285  

Part Number J16285, Tapered Roller Bearings - Single Cups - Metric

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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
16000

Cup Part Number
J16285

Design Units
METRIC

Full Timken Part Number
16000


Dimensions

D - Cup Outer Diameter
72.014 mm
2.8352 in

C - Cup Width
16.637 mm
0.6550 in


Abutment and Fillet Dimensions

r - Cup Backface "To Clear" Radius1
0.40 mm
0.015 in

Da - Cup Frontface Backing Diameter
67.10 mm
2.68 in

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


Factors

K - Factor1
1.45

e - ISO Factor2
0.4

Y - ISO Factor3
1.49

G1 - Heat Generation Factor (Roller-Raceway)
20.3

G2 - Heat Generation Factor (Rib-Roller End)
10.6

Cg - Geometry Factor4
0.0707
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.



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Tapered Roller Bearing Engineering Information
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Bearing Life Calculation Tool

Bearing Dimensional Tolerances