All Product Types > ENGINEERED BEARINGS > Tapered Roller Bearings > Tapered Roller Bearings - Single Cups > Tapered Roller Bearings - Single Cups - Imperial > Part Number 243250W  

Part Number 243250W, 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
243000

Cup Part Number
243250W

Design Units
Imperial


Dimensions

D - Cup Outer Diameter
24.9950 in
634.873 mm

C - Cup Width
2.5000 in
63.500 mm


Abutment and Fillet Dimensions

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

Da - Cup Frontface Backing Diameter
24.09 in
611.89 mm

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


Factors

e - ISO Factor1
0.34

Cg - Geometry Factor2
0.235
1 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
2 Geometry constant for Lubrication Life Adjustment Factor a3l.



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