Montage of Timken Bearing Products
Batch CAD Cart (0) ▾
  • Cart is empty
  1. Click Here for Batch Download
Request Information Add to CAD Cart
Tapered Roller Bearings - 2TS-DM (Matched Bearing Assembly, Direct Mount)
Unit of Measure

Specifications

Cone Part Number

 N/A 11590

Cup Part Number

 N/A 11520

Related Assembly Number(s)

 N/A 11590-90012

Outer Spacer Part Number

 N/A Y2S-11520

Design Unit

 N/A Inch

Dimensions

d - Bore

 N/A 5/8 in15.875 mm

D - Cup Outer Diameter

 N/A 1.6875 in42.863 mm

T - Width

 N/A 1.125 in28.575 mm

B - Width

 N/A 1.125 in28.575 mm

Abutment and Fillet Dimensions

R - Cone Backface "To Clear" Radius1 N/A 0.010 in0.3 mm
r - Cup Backface "To Clear" Radius2 N/A 0.06 in1.52 mm

db - Cone Backface Backing Diameter

 N/A 0.96 in24.5 mm

Da - Cup Frontface Backing Diameter

 N/A 1.59 in40.39 mm

Basic Load Ratings

C90 - Dynamic Radial Rating (90 million revolutions)3 N/A 1100 lbf4870 N
C1 - Dynamic Radial Rating (1 million revolutions)4 N/A 7360 lbf32700 N
Ca90 - Dynamic Thrust Rating (90 million revolutions)5 N/A 1320 lbf5860 N
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)6 N/A 1910 lbf8490 N

Factors

K - Factor7 N/A 0.83
e - ISO Factor8 N/A 0.7
Y1 - ISO Factor9 N/A 0.96
Y2 - ISO Factor10 N/A 1.43
  • 1 These maximum fillet radii will be cleared by the bearing corners.
  • 2 These maximum fillet radii will be cleared by the bearing corners.
  • 3 Based on 90 x 106 revolutions L10 life, for The Timken Company life calculation method. C90 and Ca90 are radial and thrust values.
  • 4 Based on 1 x 106 revolutions L10 life, for the ISO life calculation method.
  • 5 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.
  • 6 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.
  • 7 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 8 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 9 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 10 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.