All Product Types > ENGINEERED BEARINGS > Tapered Roller Bearings > Tapered Roller Bearings - 2TS (Matched Bearing Assembly) > Tapered Roller Bearings - SR (Matched Bearing Assembly, SET-RIGHT™) > Part Number JLM104948 - JLM104910 (LM104948XS - LM104910ES)  

Part Number JLM104948 - JLM104910 (LM104948XS - LM104910ES), Tapered Roller Bearings - SR (Matched Bearing Assembly, SET-RIGHT™)

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Tapered Roller Bearings - SR (Matched Bearing Assembly, SET-RIGHT™)




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

Specifications

Cone Part Number
JLM104948

Cup Part Number
JLM104910

Inner Spacer Part Number
LM104948XS

Outer Spacer Part Number
LM104910ES

Snap Ring Part Number
K444653R

Design Unit
Metric


Dimensions

d - Bore
50 mm
1.9685 in

D - Cup Outer Diameter
82.000 mm
3.2283 in

T - Width
49 mm
1.9291 in

C - Width
39.425 mm
1.5522 in


Abutment and Fillet Dimensions

R - Cone Backface "To Clear" Radius1
3.050 mm
0.12 in

r - Cup Backface "To Clear" Radius2
0.40 mm
0.020 in

db - Cone Backface Backing Diameter
61 mm
2.4 in

Da - Cup Frontface Backing Diameter
78.00 mm
3.11 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.


Basic Load Ratings

C90 - Dynamic Radial Rating (90 million revolutions)1
25000 N
5610 lbf

C1 - Dynamic Radial Rating (1 million revolutions)2
168000 N
37700 lbf

Ca90 - Dynamic Thrust Rating (90 million revolutions)3
13000 N
2930 lbf

C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)4
43500 N
9770 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.
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
1.91

e - ISO Factor2
0.31

Y1 - ISO Factor3
2.21

Y2 - ISO Factor4
3.29
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-IMSS-cutaway-angle-view

·  timken-2TS-IMSS-left-angle-view

·  Timken TRB SR



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