3D CAD and 2D Drawings

Find and download 3D CAD and 2D drawings for key Timken products.

Batch CAD Cart (0)
  • Cart is empty
This is the most basic and most widely used type of tapered roller bearing. It consists of two main separable parts: the cone (inner ring) assembly and the cup (outer ring). It is typically mounted in opposing pairs on a shaft.

RELATED PRODUCTS

RELATED PRODUCTS

Unit of Measure

Specifications

Series

N/A LM67000

Cone Part Number

N/A LM67047

Cup Part Number

N/A LM67014

Design Units

N/A Imperial

Bearing Weight

N/A 0.20 Kg0.5 lb

Cage Type

N/A Stamped Steel

Dimensions

d - Bore

N/A 31.750 mm1.2500 in

D - Cup Outer Diameter

N/A 61.986 mm2.4404 in

B - Cone Width

N/A 16.764 mm0.6600 in

C - Cup Width

N/A 11.811 mm0.4650 in

T - Bearing Width

N/A 15.875 mm0.6250 in

Abutment and Fillet Dimensions

R - Cone Backface "To Clear" Radius1 N/A 2.290 mm0.09 in
r - Cup Backface "To Clear" Radius2 N/A 1.27 mm0.050 in

da - Cone Frontface Backing Diameter

N/A 36.07 mm1.42 in

db - Cone Backface Backing Diameter

N/A 39.88 mm1.57 in

Da - Cup Frontface Backing Diameter

N/A 57.40 mm2.26 in

Db - Cup Backface Backing Diameter

N/A 54.10 mm2.13 in

Ab - Cage-Cone Frontface Clearance

N/A 1.3 mm0.05 in

Aa - Cage-Cone Backface Clearance

N/A 0.3 mm0.01 in
a - Effective Center Location3 N/A -3 mm-0.12 in

Basic Load Ratings

C90 - Dynamic Radial Rating (90 million revolutions)4 N/A 2720 lbf12100 N
C1 - Dynamic Radial Rating (1 million revolutions)5 N/A 10500 lbf46700 N

C0 - Static Radial Rating

N/A 10000 lbf44600 N
Ca90 - Dynamic Thrust Rating (90 million revolutions)6 N/A 1920 lbf8550 N

Factors

K - Factor7 N/A 1.42
e - ISO Factor8 N/A 0.41
Y - ISO Factor9 N/A 1.46

G1 - Heat Generation Factor (Roller-Raceway)

N/A 12.8

G2 - Heat Generation Factor (Rib-Roller End)

N/A 9.7
Cg - Geometry Factor10 N/A 0.0612
  • 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 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 Geometry constant for Lubrication Life Adjustment Factor a3l.
By clicking Submit, you consent to the personal information you provide being accessible by Timken personnel, who may be located outside your home country, as described in our Privacy Notice.