All Product Types > ENGINEERED BEARINGS > Tapered Roller Bearings > Tapered Roller Bearings - Double Cups > Tapered Roller Bearings - Double Tapered Cup - Imperial > Part Number HM124618YD  

Part Number HM124618YD, Tapered Roller Bearings - Double Tapered Cup - Imperial

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The configuration of the TDO provides a wide effective bearing spread, making it ideal for applications in which overturning moments are a significant load component. TDO bearings can be used in fixed positions or allowed to float in the housing bore.




Specifications  · Dimensions  · Abutment and Fillet Dimensions  · Factors

Specifications

Series
HM124600

Cup Part Number
HM124618YD

Design Units
Imperial

Note
This part has a non-standard shoulder design. Please email customer CAD for shoulder details to ensure the proper design of mating components.


Dimensions

D - Cup Outer Diameter
7.6875 in
195.263 mm

C - Double Cup Width
5.625 in
142.875 mm


Abutment and Fillet Dimensions

Da - Cup Frontface Backing Diameter
7.24 in
183.90 mm


Factors

K - Factor1
2.21

e - ISO Factor2
0.55

Y1 - ISO Factor3
1.24
1.84

Y2 - ISO Factor4
1.84

G1 - Heat Generation Factor (Roller-Raceway)
340

G2 - Heat Generation Factor (Rib-Roller End)
69.2

Cg - Geometry Factor5
0.108
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 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
5 Geometry constant for Lubrication Life Adjustment Factor a3l.



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