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All Product Types > ENGINEERED BEARINGS > Tapered Roller Bearings > Tapered Roller Bearings - TDO (Tapered Double Outer) > Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial > Part Number 05075 - 05180D  
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Part Number 05075 - 05180D, Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial


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.



Unit of Measure: Imperial Metric Both

Specifications  · Dimensions  · Abutment and Fillet Dimensions  · Basic Load Ratings  · Factors

Specifications

Series
5000

Cone Part Number
05075

Cup Part Number
05180D

Design Unit
Inch

Cage Material
Stamped Steel


Dimensions

d - Bore
0.7500 in
19.05 mm

D - Cup Outer Diameter
1.8104 in
45.984 mm

B - Cone Width
0.5662 in
14.381 mm

C - Double Cup Width
0.9926 in
25.212 mm

T - Bearing Width across Cones
1.2499 in
31.747 mm


Abutment and Fillet Dimensions

R - Cone Backface "To Clear" Radius1
0.050 in
1.300 mm

r - Cup Backface "To Clear" Radius2
0.030 in
0.8 mm

db - Cone Backface Backing Diameter
0.98 in
25 mm

Da - Cup Frontface Backing Diameter
1.67 in
41.91 mm

Aa - Cage-Cone Backface Clearance
-0.01 in
-0.3 mm

a - Effective Center Location3
-0.16 in
-4.1 mm
1 These maximum fillet radii will be cleared by the bearing corners.
2 These maximum fillet radii will be cleared by the bearing corners.
3 Negative value indicates effective center inside cone backface.


Basic Load Ratings

C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)1
1560 lbf
6930 N

C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)2
10500 lbf
46500 N

C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)3
2710 lbf
12100 N

Ca90 - Dynamic Thrust Rating (90 million revolutions)4
952 lbf
4230 N
1 Based on 90 x 106 revolutions L10 life, for The Timken Company life calculation method. C90 and Ca90 are radial and thrust values.
2 Based on 1 x 106 revolutions L10 life, for the ISO life calculation method.
3 Based on 90 x 106 revolutions L10 life, for The Timken Company life calculation method. C90 and Ca90 are radial and thrust values for a single-row, C90(2) is the two-row radial value.
4 Based on 90 x 106 revolutions L10 life, for The Timken Company life calculation method. C90 and Ca90 are radial and thrust values for a single-row, C90(2) is the two-row radial value.


Factors

K - Factor1
1.64

e - ISO Factor2
0.36

Y1 - ISO Factor3
1.89

Y2 - ISO Factor4
2.82

Cg - Geometry Factor5
0.0448
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.


 MORE IMAGES 

·  Timken_TRB_2ROWASSY_TDO_438-90092-A

·  Timken_TRB_2ROWASSY_TDO_438-90092-A3

·  Timken_TRB_2ROWASSY_TDO_438-90092-T2



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