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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Key Features

  • Supports heavy radial loads
  • Enhanced operational reliability
  • Long service life
Unit of Measure

Key Dimensions

Bore (d)

 N/A 317.500 mm

O.D. (D)

 N/A 419.100 mm16.5000 in

Width (B)

 N/A 2 in50.8 mm
Dynamic Radial Load Rating - 1M Revs (C1)1 N/A 693000 N156000 lbf

Alternate Part Name

 N/A 125RIU550R3

Other Dimensions

Weight

 N/A 19.40 Kg42.80 lb

Shaft Backing Shoulder Diameter

 N/A 337 mm13.3000 in

Housing Backing Shoulder Diameter

 N/A 400 mm15.8000 in

Max Shaft Fillet Radius LF ID

 N/A 0.200 in5.1 mm

Max Shaft Fillet Radius RF ID

 N/A 0.200 in5.1 mm

Max Housing Fillet Radius LF OD

 N/A 0.2 in5.1 mm

Max Housing Fillet Radius RF OD

 N/A 0.2 in5.1 mm

Design Units

 N/A Metric

Type

 N/A NU

Ratings

Static Radial Load Rating (C0)

 N/A 1250000 N281000 lbf

Thermal Reference Speed - Oil

 N/A 750 rpm

Thermal Reference Speed - Grease 

 N/A 640 rpm

Factors

Geometry Factor (Cg) 2 N/A 0.1673
  • 1 Based on 1 X 106 L10 life for the ISO life calculation method.
  • 2 Geometry constant for Lubrication Life Adjustment Factor a3l.