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 M88048 - M88010 (K147783R - K528895R)  

Part Number M88048 - M88010 (K147783R - K528895R), 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
M88048

Cup Part Number
M88010

Inner Spacer Part Number
K147783R

Outer Spacer Part Number
K528895R

Design Unit
Inch


Dimensions

d - Bore
1 5/16 in
33.338 mm

D - Cup Outer Diameter
2.6875 in
68.263 mm

T - Width
1.843 in
46.812 mm

C - Width
1.4680 in
37.286 mm

Snap Ring Diameter
2.85 in
72.34 mm

Snap Ring Width
0.09 in
2.36 mm


Abutment and Fillet Dimensions

R - Cone Backface "To Clear" Radius1
0.03 in
0.800 mm

r - Cup Backface "To Clear" Radius2
0.06 in
1.52 mm

db - Cone Backface Backing Diameter
1.67 in
42.5 mm

Da - Cup Frontface Backing Diameter
2.60 in
66.00 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)
4450 lbf
19800 N

C1 - Dynamic Radial Rating (1 million revolutions)1
29900 lbf
133000 N

Ca90 - Dynamic Thrust Rating (90 million revolutions)2
4160 lbf
18500 N

C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)3
7740 lbf
34400 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
1.07

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-IMSS-SR-cutaway-angle-view

·  timken-2TS-IMSS-SR-left-angle-view

·  Timken TRB 2S



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