Montage of Timken Bearing Products 
Search Catalog
        
 All Product Types    Tapered Roller Bearings - Single Cones - Metric
View Cart View RFQs Express Ordering  | Shipping 
 | Tax 
 | Terms
 Shopping Cart 0 Items
 Request for Quote 0 Items
All Product Types > ENGINEERED BEARINGS > Tapered Roller Bearings > Tapered Roller Bearings - Single Cones > Tapered Roller Bearings - Single Cones - Metric > Part Number JLM67042  
Download PDF Download PDF     Printable Page     Email Email This Page     Save To Favorites Save To Favorites
Add To Cart Request Quote

Part Number JLM67042, 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
LM67000

Cone Part Number
JLM67042

Design Units
METRIC

Cage Type
Stamped Steel

C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1
81300 N
18300 lbf

C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2
21100 N
4740 lbf

Full Timken Part Number
LM67000
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
27.000 mm
1.0630 in

B - Cone Width
16.764 mm
0.6600 in


Abutment and Fillet Dimensions

R - Cone Backface "To Clear" Radius1
0.510 mm
0.02 in

da - Cone Frontface Backing Diameter
33 mm
1.3 in

db - Cone Backface Backing Diameter
33.5 mm
1.32 in

Ab - Cage-Cone Frontface Clearance
1.3 mm
0.05 in

Aa - Cage-Cone Backface Clearance
0.3 mm
0.01 in

a - Effective Center Location2
-3 mm
-0.12 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
12100 N
2720 lbf

C1 - Dynamic Radial Rating (1 million revolutions)2
46700 N
10500 lbf

C0 - Static Radial Rating
44600 N
10000 lbf

Ca90 - Dynamic Thrust Rating (90 million revolutions)3
8550 N
1920 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
1.42

G1 - Heat Generation Factor (Roller-Raceway)
12.8

G2 - Heat Generation Factor (Rib-Roller End)
9.7

Cg - Geometry Factor2
0.0612
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


Add To Cart Request Quote
<