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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 15125 - 15245 (X1S-15125 - K159808R)  
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Part Number 15125 - 15245 (X1S-15125 - K159808R), Tapered Roller Bearings - 2S (Matched Bearing Assembly, with snap ring spacer)


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



Unit of Measure: Imperial Metric Both

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

Specifications

Cone Part Number
15125

Cup Part Number
15245

Inner Spacer Part Number
X1S-15125

Outer Spacer Part Number
K159808R

Design Unit
Inch


Dimensions

d - Bore
1.2500 in
31.750 mm

D - Cup Outer Diameter
2.4409 in
61.999 mm

T - Width
1.8250 in
46.355 mm

C - Width
1.4500 in
36.830 mm

Snap Ring Diameter
2.54 in
64.52 mm

Snap Ring Width
0.33 in
8.26 mm


Abutment and Fillet Dimensions

R - Cone Backface "To Clear" Radius1
0.14 in
3.600 mm

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

db - Cone Backface Backing Diameter
1.67 in
42.5 mm

Da - Cup Frontface Backing Diameter
2.30 in
58.42 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)
3490 lbf
15500 N

C1 - Dynamic Radial Rating (1 million revolutions)1
23400 lbf
104000 N

Ca90 - Dynamic Thrust Rating (90 million revolutions)2
2090 lbf
9310 N

C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)3
6080 lbf
27000 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
1.67

e - ISO Factor2
0.35

Y1 - ISO Factor3
1.93

Y2 - ISO Factor4
2.87
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 

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Tapered Roller Bearings - 2TS (Matched Bearing Assembly)

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