The Timken Company
The Timken Company
4500 Mt Pleasant St. NW
N. Canton, OH 44720
Phone: (234) 262-3000
E-Mail: CustomerCAD@timken.com • Web site: www.timken.com
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Unit of Measure

Specifications

Design Units

 N/A Metric

d - Bore

 N/A 320.000 mm

Type

 N/A NU

Dimensions

D - Outer Diameter

 N/A 580 mm22.8346 in

C - Inner Ring Width

 N/A 190.6 mm7.5039 in

B - Outer Ring Width

 N/A 190.6 mm7.5039 in

Basic Load Ratings

C0 - Static Radial Rating

 N/A 6790000 N1530000 lbf
C - Dynamic Radial Rating1 N/A 4020000 N904000 lbf

Factors

Reference Thermal Speed Rating (Grease)

 N/A 470 rpm
Reference Thermal Speed Rating (Oil)2 N/A 500 rpm
Cg - Geometry Factor3 N/A 0.2377
  • 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.