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 220 mm

Type

 N/A NJ

Dimensions

D - Outer Diameter

 N/A 400 mm15.748 in

C - Inner Ring Width

 N/A 133.35 mm5-1/4 in

B - Outer Ring Width

 N/A 133.35 mm5.2500 in

Basic Load Ratings

C0 - Static Radial Rating

 N/A 3230000 N727000 lbf
C - Dynamic Radial Rating1 N/A 2010000 N452000 lbf

Factors

Reference Thermal Speed Rating (Grease)

 N/A 810 rpm
Reference Thermal Speed Rating (Oil)2 N/A 880 rpm
Cg - Geometry Factor3 N/A 0.180

Abutment and Fillet Dimensions

r - Outer Ring "To Clear" Radius4 N/A 3 mm0.12 in

da - Inner Ring Backing Diameter

 N/A 252.4 mm9.9400 in

Da - Outer Ring Backing Diameter

 N/A 368.3 mm14.5000 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 shaft fillet radius that bearing corners will clear.