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All Product Types > ENGINEERED BEARINGS > Tapered Roller Bearings > Tapered Roller Bearings - Double Cones > Tapered Roller Bearings - Double Tapered Cones - Imperial > Part Number M652949DW  
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Part Number M652949DW, Tapered Roller Bearings - Double Tapered Cones - Imperial


TDI bearings have a one-piece double inner race and two single outer races and are typically supplied complete with an outer race spacer as a pre-set assembly. The bearing can be used at fixed positions on rotation shaft applications. For rotating housing application it can be used to float on the stationary shaft.



Unit of Measure: Imperial Metric Both

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

Specifications

Series
M652900

Cone Part Number
M652949DW

Design Units
Imperial

Cage Type
Stamped Steel

C1 - Dynamic Radial Rating (1 million revolutions)1
267000 lbf
1190000 N

C0 - Static Radial Rating
411000 lbf
1830000 N
1 Based on 1 x 106 revolutions L10 life, for the ISO life calculation method.


Dimensions

d - Cone Bore
11 in
279.4 mm

B - Double Cone Width
5.0000 in
127.000 mm


Abutment and Fillet Dimensions

R - Cone Backface "To Clear" Radius1
0.08 in
2 mm

da - Cone Frontface Backing Diameter
11.57 in
294 mm

Ab - Cage-Cone Frontface Clearance
0.17 in
4.3 mm
1 These maximum fillet radii will be cleared by the bearing corners.


Basic Load Ratings

C90 - Dynamic Radial Rating (90 million revolutions)1
69200 lbf
308000 N

C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)2
465000 lbf
2070000 N

C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)3
121000 lbf
536000 N

Ca90 - Dynamic Thrust Rating (90 million revolutions)4
50900 lbf
226000 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
1.36

Cg - Geometry Factor2
0.161
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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