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All Product Types > ENGINEERED BEARINGS > Tapered Roller Bearings > Tapered Roller Bearings - TS (Tapered Single) > Tapered Roller Bearings - TS (Tapered Single) Metric > Part Number X32234M - Y32234M  
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Part Number X32234M - Y32234M, Tapered Roller Bearings - TS (Tapered Single) 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
32234

Cone Part Number
X32234M

Cup Part Number
Y32234M

Design Unit
Metric

Cage Material
Stamped Steel

Related Assembly Number(s)
32234M-90KA2
32234M-90KA5
32234M-90WM1


Dimensions

d - Bore
170 mm
6.6929 in

D - Cup Outer Diameter
310 mm
12.2047 in

B - Cone Width
86 mm
3.3858 in

C - Cup Width
71 mm
2.7953 in

T - Bearing Width
91.000 mm
3.5827 in


Abutment and Fillet Dimensions

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

r - Cup Backface "To Clear" Radius2
4 mm
0.16 in

da - Cone Frontface Backing Diameter
198 mm
7.8 in

db - Cone Backface Backing Diameter
210 mm
8.27 in

Da - Cup Frontface Backing Diameter
293.5 mm
11.56 in

Db - Cup Backface Backing Diameter
279 mm
10.98 in

Ab - Cage-Cone Frontface Clearance
8.1 mm
0.32 in

Aa - Cage-Cone Backface Clearance
8.1 mm
0.32 in

a - Effective Center Location3
-14.5 mm
-0.57 in
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 (90 million revolutions)1
288000 N
64800 lbf

C1 - Dynamic Radial Rating (1 million revolutions)2
1110000 N
250000 lbf

C0 - Static Radial Rating
1750000 N
394000 lbf

Ca90 - Dynamic Thrust Rating (90 million revolutions)3
215000 N
48300 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
1.34

e - ISO Factor2
0.44

Y - ISO Factor3
1.38

G1 - Heat Generation Factor (Roller-Raceway)
858.1

G2 - Heat Generation Factor (Rib-Roller End)
72.5

Cg - Geometry Factor4
0.136
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 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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