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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 HM88649 - HM88610 (HM88610EA)  
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Part Number HM88649 - HM88610 (HM88610EA), 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
HM88649

Cup Part Number
HM88610

Related Assembly Number(s)
HM88649-90014

Outer Spacer Part Number
HM88610EA

Design Unit
Inch


Dimensions

d - Bore
1 3/8 in
34.925 mm

D - Cup Outer Diameter
2.8438 in
72.233 mm

T - Width
2 in
50.8 mm

B - Width
2 in
50.8 mm


Abutment and Fillet Dimensions

R - Cone Backface "To Clear" Radius1
0.010 in
0.3 mm

r - Cup Backface "To Clear" Radius2
0.090 in
2.29 mm

db - Cone Backface Backing Diameter
1.91 in
48.5 mm

Da - Cup Frontface Backing Diameter
2.74 in
69.10 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
4480 lbf
19900 N

C1 - Dynamic Radial Rating (1 million revolutions)2
30100 lbf
134000 N

Ca90 - Dynamic Thrust Rating (90 million revolutions)3
4180 lbf
18600 N

C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)4
7790 lbf
34700 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
1.07

e - ISO Factor2
0.55

Y1 - ISO Factor3
1.24

Y2 - ISO Factor4
1.84
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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