All Product Types > ENGINEERED BEARINGS > Tapered Roller Bearings > Tapered Roller Bearings - Single Cups > Tapered Roller Bearings - Single Cups - Imperial > Part Number K149561  

Part Number K149561, 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
2700

Cup Part Number
K149561

Design Units
Imperial


Dimensions

D - Cup Outer Diameter
3 in
76.2 mm

C - Cup Width
0.75 in
19.05 mm


Abutment and Fillet Dimensions

r - Cup Backface "To Clear" Radius1
0.030 in
0.76 mm

Da - Cup Frontface Backing Diameter
2.80 in
71.10 mm

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


Factors

e - ISO Factor1
0.3

Y - ISO Factor2
1.98

Cg - Geometry Factor3
0.0725
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 Geometry constant for Lubrication Life Adjustment Factor a3l.



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Tapered Roller Bearing Engineering Information
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