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All Product Types > ENGINEERED BEARINGS > Tapered Roller Bearings > Tapered Roller Bearings - 2TS (Matched Bearing Assembly) > Tapered Roller Bearings - 2TS-DM (Matched Bearing Assembly, Direct Mount) > Part Number LM603049 - LM603011 (LM603011EB)  
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Part Number LM603049 - LM603011 (LM603011EB), Tapered Roller Bearings - 2TS-DM (Matched Bearing Assembly, Direct Mount)


Tapered Roller Bearings - 2TS-DM (Matched Bearing Assembly, Direct Mount)



Unit of Measure: Imperial Metric Both

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

Specifications

Cone Part Number
LM603049

Cup Part Number
LM603011

Related Assembly Number(s)
LM603049-90012
LM603049-90029

Outer Spacer Part Number
LM603011EB

Design Unit
Inch


Dimensions

d - Bore
1.7812 in
45.242 mm

D - Cup Outer Diameter
3.0625 in
77.788 mm

T - Width
1.5624 in
39.685 mm

B - Width
1.5624 in
39.685 mm


Abutment and Fillet Dimensions

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

r - Cup Backface "To Clear" Radius2
0.030 in
0.76 mm

db - Cone Backface Backing Diameter
2.28 in
58 mm

Da - Cup Frontface Backing Diameter
2.94 in
74.68 mm
1 These maximum fillet radii will be cleared by the bearing corners.
2 These maximum fillet radii will be cleared by the bearing corners.


Basic Load Ratings

C90 - Dynamic Radial Rating (90 million revolutions)1
4450 lbf
19800 N

C1 - Dynamic Radial Rating (1 million revolutions)2
29900 lbf
133000 N

Ca90 - Dynamic Thrust Rating (90 million revolutions)3
3250 lbf
14500 N

C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)4
7740 lbf
34400 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
1.37

e - ISO Factor2
0.43

Y1 - ISO Factor3
1.58

Y2 - ISO Factor4
2.35
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 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.


 MORE IMAGES 

·  timken-2TS-DM-24-OD-pin-cage-cutaway-angle-view

·  timken-2TS-DM-24-OD-pin-cage-left-angle-view

·  Timken TRB 2TS-DM



 DOWNLOADS 

Bearing Life Calculation Tool

Bearing Dimensional Tolerances

Tools and Guides for Engineers


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