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Part Number 864 - 854 (Y6S-854), Tapered Roller Bearings - 2TS-DM (Matched Bearing Assembly, Direct Mount)

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Tapered Roller Bearings - 2TS-DM (Matched Bearing Assembly, Direct Mount)




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

Specifications

Cone Part Number
864

Cup Part Number
854

Related Assembly Number(s)
864-902A1
864-902A2

Outer Spacer Part Number
Y6S-854

Design Unit
Inch


Dimensions

d - Bore
3 3/4 in
95.250 mm

D - Cup Outer Diameter
7.5 in
190.5 mm

T - Width
4.5 in
114.3 mm

B - Width
4.53 in
115.062 mm


Abutment and Fillet Dimensions

R - Cone Backface "To Clear" Radius1
0.02 in
0.50 mm

r - Cup Backface "To Clear" Radius2
0.130 in
3.30 mm

db - Cone Backface Backing Diameter
4.84 in
123 mm

Da - Cup Frontface Backing Diameter
6.86 in
174.00 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)1
26700 lbf
119000 N

C1 - Dynamic Radial Rating (1 million revolutions)2
179000 lbf
797000 N

Ca90 - Dynamic Thrust Rating (90 million revolutions)3
15300 lbf
68000 N

C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)4
46400 lbf
207000 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
1.74

e - ISO Factor2
0.33

Y1 - ISO Factor3
2.02

Y2 - ISO Factor4
3
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



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