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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 X33016M  
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Part Number X33016M, 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
33016

Cone Part Number
X33016M

Design Units
METRIC

Cage Type
Stamped Steel

C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1
365000 N
82100 lbf

C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2
94600 N
21300 lbf

Full Timken Part Number
33016
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
80 mm
3.1496 in

B - Cone Width
36 mm
1.4173 in


Abutment and Fillet Dimensions

R - Cone Backface "To Clear" Radius1
1.5 mm
0.06 in

da - Cone Frontface Backing Diameter
88 mm
3.46 in

db - Cone Backface Backing Diameter
90 mm
3.54 in

Ab - Cage-Cone Frontface Clearance
3.6 mm
0.14 in

Aa - Cage-Cone Backface Clearance
0.8 mm
0.03 in

a - Effective Center Location2
-10.2 mm
-0.4 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
54300 N
12200 lbf

C1 - Dynamic Radial Rating (1 million revolutions)2
210000 N
47100 lbf

C0 - Static Radial Rating
315000 N
70900 lbf

Ca90 - Dynamic Thrust Rating (90 million revolutions)3
25900 N
5820 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
2.1

G1 - Heat Generation Factor (Roller-Raceway)
139.4

G2 - Heat Generation Factor (Rib-Roller End)
49.4

Cg - Geometry Factor2
0.0769
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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