All Product Types > ENGINEERED BEARINGS > Tapered Roller Bearings > Tapered Roller Bearings - 2TS (Matched Bearing Assembly) > Tapered Roller Bearings - 2S (Matched Bearing Assembly, with snap ring spacer) > Part Number LM11949 - LM11910 (K107061R - K107087R)  

Part Number LM11949 - LM11910 (K107061R - K107087R), Tapered Roller Bearings - 2S (Matched Bearing Assembly, with snap ring spacer)

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Tapered Roller Bearings - 2S (Matched Bearing Assembly, with snap ring spacer)




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

Specifications

Cone Part Number
LM11949

Cup Part Number
LM11910

Inner Spacer Part Number
K107061R

Outer Spacer Part Number
K107087R

Design Unit
Inch


Dimensions

d - Bore
3/4 in
19.05 mm

D - Cup Outer Diameter
1.7810 in
45.237 mm

T - Width
1.5 in
38.1 mm

C - Width
1.2300 in
31.242 mm

Snap Ring Diameter
1.84 in
46.81 mm

Snap Ring Width
0.28 in
7.11 mm


Abutment and Fillet Dimensions

R - Cone Backface "To Clear" Radius1
0.050 in
1.270 mm

r - Cup Backface "To Clear" Radius2
0.050 in
1.27 mm

db - Cone Backface Backing Diameter
0.98 in
25 mm

Da - Cup Frontface Backing Diameter
1.65 in
41.90 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)
2280 lbf
10100 N

C1 - Dynamic Radial Rating (1 million revolutions)1
15300 lbf
68100 N

Ca90 - Dynamic Thrust Rating (90 million revolutions)2
1170 lbf
5220 N

C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)3
3970 lbf
17700 N
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.
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
1.94

e - ISO Factor2
0.3

Y1 - ISO Factor3
2.25

Y2 - ISO Factor4
3.34
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-SR-cutaway-angle-view

·  timken-2TS-IMSS-SR-left-angle-view

·  Timken TRB 2S



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