Menu
Batch CAD Cart (0) ▾
  • Cart is empty
  1. Click Here for Batch Download
Request Information Add to CAD Cart
The configuration of the TDO provides a wide effective bearing spread, making it ideal for applications in which overturning moments are a significant load component. TDO bearings can be used in fixed positions or allowed to float in the housing bore.
Unit of Measure

Specifications

Series

 N/A 93000

Cone Part Number

 N/A 93800

Cup Part Number

 N/A 93127CD

Design Unit

 N/A Inch

Cage Material

 N/A Stamped Steel

Related Assembly Number(s)

 N/A 93800-90203 93800-90208 93800-90209 93800-90239 93800-90243 93800-90244 93800-90245 93800-90246 93800-90247 93800-90250 93800-90252 93800-90254 93800-90257 93800-902A6 93800-902A8 93800-902B9 93800-902C2 93800-902C3

Dimensions

d - Bore

 N/A 8 in203.2 mm

D - Cup Outer Diameter

 N/A 12.5000 in317.500 mm

B - Cone Width

 N/A 2.5 in63.5 mm

C - Double Cup Width

 N/A 4.375 in111.125 mm

T - Bearing Width across Cones

 N/A 5.7499 in146.047 mm

Abutment and Fillet Dimensions

R - Cone Backface "To Clear" Radius1 N/A 0.170 in4.300 mm
r - Cup Backface "To Clear" Radius2 N/A 0.06 in1.5 mm

db - Cone Backface Backing Diameter

 N/A 8.94 in227 mm

Da - Cup Frontface Backing Diameter

 N/A 11.81 in299.97 mm

Aa - Cage-Cone Backface Clearance

 N/A 0.32 in8.1 mm
a - Effective Center Location3 N/A 0.31 in7.9 mm

Basic Load Ratings

C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)4 N/A 42600 lbf190000 N
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)5 N/A 286000 lbf1270000 N
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)6 N/A 74200 lbf330000 N
Ca90 - Dynamic Thrust Rating (90 million revolutions)7 N/A 38200 lbf170000 N

Factors

K - Factor8 N/A 1.12
e - ISO Factor9 N/A 0.52
Y1 - ISO Factor10 N/A 1.29
Y2 - ISO Factor11 N/A 1.92
Cg - Geometry Factor12 N/A 0.146
  • 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 Negative value indicates effective center inside cone backface.
  • 4 Based on 90 x 106 revolutions L10 life, for The Timken Company life calculation method. C90 and Ca90 are radial and thrust values.
  • 5 Based on 1 x 106 revolutions L10 life, for the ISO life calculation method.
  • 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 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.
  • 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.
  • 11 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 12 Geometry constant for Lubrication Life Adjustment Factor a3l.
By clicking Submit, you consent to the personal information you provide being used in the manner as described in our Privacy Notice, including access to that information by Timken personnel who may be located outside your home country. In addition, you agree that the CAD drawings are for your personal, one-time use only, and that you will not modify or create any compilation or derivative work using the CAD drawings or distribute or display the CAD drawings on any website or other media.