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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 HH949549 - HH949510 (K80686)  
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Part Number HH949549 - HH949510 (K80686), 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
HH949549

Cup Part Number
HH949510

Related Assembly Number(s)
HH949549-90010
HH949549-90033
HH949549-90038

Outer Spacer Part Number
K80686

Design Unit
Inch


Dimensions

d - Bore
9 in
228.600 mm

D - Cup Outer Diameter
19.2500 in
488.950 mm

T - Width
9.7500 in
247.650 mm

B - Width
8.7500 in
222.250 mm


Abutment and Fillet Dimensions

R - Cone Backface "To Clear" Radius1
0.06 in
1.5 mm

r - Cup Backface "To Clear" Radius2
0.250 in
6.35 mm

db - Cone Backface Backing Diameter
11.69 in
297 mm

Da - Cup Frontface Backing Diameter
17.96 in
456.18 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
131000 lbf
582000 N

C1 - Dynamic Radial Rating (1 million revolutions)2
879000 lbf
3910000 N

Ca90 - Dynamic Thrust Rating (90 million revolutions)3
210000 lbf
934000 N

C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)4
228000 lbf
1010000 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
0.62

e - ISO Factor2
0.94

Y1 - ISO Factor3
0.72

Y2 - ISO Factor4
1.07
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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