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All Product Types > ENGINEERED BEARINGS > Tapered Roller Bearings > Tapered Roller Bearings - Single Cones > Tapered Roller Bearings - Single Cones - Metric > Part Number X32064XM  
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Part Number X32064XM, Tapered Roller Bearings - Single Cones - Metric


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.



Unit of Measure: Imperial Metric Both

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

Specifications

Series
32064XM

Cone Part Number
X32064XM

Design Units
METRIC

Cage Type
Stamped Steel

C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1
3140000 N
706000 lbf

C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2
814000 N
183000 lbf

Full Timken Part Number
32064X
1 Based on 1 x 106 revolutions L10 life, for the ISO life calculation method.
2 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.


Dimensions

d - Cone Bore
320.000 mm
12.5984 in

B - Cone Width
100 mm
3.937 in


Abutment and Fillet Dimensions

R - Cone Backface "To Clear" Radius1
5.080 mm
0.200 in

da - Cone Frontface Backing Diameter
343 mm
13.5 in

db - Cone Backface Backing Diameter
357 mm
14.06 in

Ab - Cage-Cone Frontface Clearance
6.9 mm
0.27 in

Aa - Cage-Cone Backface Clearance
11.9 mm
0.47 in

a - Effective Center Location2
4.3 mm
0.17 in
1 These maximum fillet radii will be cleared by the bearing corners.
2 Negative value indicates effective center inside cone backface.


Basic Load Ratings

C90 - Dynamic Radial Rating (90 million revolutions)1
468000 N
105000 lbf

C1 - Dynamic Radial Rating (1 million revolutions)2
1800000 N
406000 lbf

C0 - Static Radial Rating
3420000 N
768000 lbf

Ca90 - Dynamic Thrust Rating (90 million revolutions)3
367000 N
82600 lbf
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.


Factors

K - Factor1
1.27

G1 - Heat Generation Factor (Roller-Raceway)
2667.3

G2 - Heat Generation Factor (Rib-Roller End)
201.4

Cg - Geometry Factor2
0.2
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.



 DOWNLOADS 

Tapered Roller Bearing Engineering Information
(PDF, 663KB)

Bearing Life Calculation Tool

Bearing Dimensional Tolerances


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