3D CAD and 2D Drawings

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

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Unit of Measure


Design Units


Bearing Weight

N/A 49.800 Kg109.80 lb



Tapered Bore



d - Bore

N/A 260 mm10.2362 in

D - Outer Diameter

N/A 400 mm15.748 in

C - Inner Ring Width

N/A 104.000 mm4.0945 in

B - Outer Ring Width

N/A 104.000 mm4.0945 in

Basic Load Ratings

C0 - Static Radial Rating

N/A 2630000 N591000 lbf
C - Dynamic Radial Rating1 N/A 1530000 N344000 lbf


Reference Thermal Speed Rating (Grease)

N/A 750
Reference Thermal Speed Rating (Oil)2 N/A 830
Cg - Geometry Factor3 N/A 0.1797

Abutment and Fillet Dimensions

R - Inner Ring "To Clear" Radius4 N/A 4 mm0.200 in
r - Outer Ring "To Clear" Radius5 N/A 4 mm0.200 in

da - Inner Ring Backing Diameter

N/A 285.000 mm11.200 in

Da - Outer Ring Backing Diameter

N/A 375.000 mm14.800 in
  • 1 Based on 1 X 106 L10 life for the ISO life calculation method.
  • 2 See thermal speed ratings in the engineering section.
  • 3 Geometry constant for Lubrication Life Adjustment Factor a3l.
  • 4 Maximum housing fillet radius that bearing corners will clear.
  • 5 Maximum shaft fillet radius that bearing corners will clear.
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