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

Cage Type

 N/A Polymer Cage

Design Units

 N/A Metric

d - Bore

 N/A 40 mm

Type

 N/A NU

Dimensions

D - Outer Diameter

 N/A 80 mm3.1496 in

C - Inner Ring Width

 N/A 18 mm0.7087 in

B - Outer Ring Width

 N/A 18 mm0.7087 in

Basic Load Ratings

C0 - Static Radial Rating

 N/A 55400 N
C - Dynamic Radial Rating1 N/A 55700 N

Factors

Reference Thermal Speed Rating (Grease)

 N/A 6300 rpm
Reference Thermal Speed Rating (Oil)2 N/A 7600 rpm

Abutment and Fillet Dimensions

R - Inner Ring "To Clear" Radius3 N/A 1.1 mm0.043 in
r - Outer Ring "To Clear" Radius4 N/A 1.1 mm0.043 in

da - Inner Ring Backing Diameter

 N/A 47 mm1.8504 in

Da - Outer Ring Backing Diameter

 N/A 72.8 mm2.8661 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 Maximum housing fillet radius that bearing corners will clear.
  • 4 Maximum shaft fillet radius that bearing corners will clear.