COMPANY HEADER
CAD (0) ▾
  • Cart is empty
  1. Request CAD files
Terms
Request Information Add to CAD Cart
This is the most basic and most widely used type of tapered roller bearing. It consists of two main separable parts: the cone (inner ring) assembly and the cup (outer ring). It is typically mounted in opposing pairs on a shaft.
Unit of Measure

Specifications

Series

 N/A 22700

Cup Part Number

 N/A 22721

Design Units

 N/A Imperial

Dimensions

D - Cup Outer Diameter

 N/A 3.2500 in82.550 mm

C - Cup Width

 N/A 0.8125 in20.638 mm

Abutment and Fillet Dimensions

r - Cup Backface "To Clear" Radius1 N/A 0.030 in0.76 mm

Da - Cup Frontface Backing Diameter

 N/A 3.05 in77.00 mm

Db - Cup Backface Backing Diameter

 N/A 2.87 in72.90 mm

Factors

e - ISO Factor2 N/A 0.4
Y - ISO Factor3 N/A 1.49
Cg - Geometry Factor4 N/A 0.0841
  • 1 These maximum fillet radii will be cleared by the bearing corners.
  • 2 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 3 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 4 Geometry constant for Lubrication Life Adjustment Factor a3l.