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W40i is Cc inner ring, else similar, Diff clearance
Unit of Measure

Specifications

UPC Code

 N/A 087796239227

Design Unit

 N/A Metric

d - Bore

 N/A 170 mm

Lubrication Type

 N/A Standard Grease

Bore_Taper

 N/A 1/12

Cage Type

 N/A EJ

Cage Material

 N/A Steel

Superseded Part

 N/A 22234KYMW33

Factors

e - ISO Factor1 N/A 0.26
Y0 - ISO Factor2 N/A 2.55
Y1 - ISO Factor3 N/A 2.61
Y2 - ISO Factor4 N/A 3.89

Reference Thermal Speed Rating (Grease)

 N/A 1700 rpm
Reference Thermal Speed Rating (Oil)5 N/A 2000 rpm
Cg - Geometry Factor6 N/A 0.0901

Dimensions

D - Outer Diameter

 N/A 310 mm12.2047 in

B' - Inner Ring Width

 N/A 86 mm3.3858 in

B - Outer Ring Width

 N/A 86 mm3.3858 in

Abutment and Fillet Dimensions

R - Inner Ring "To Clear" Radius7 N/A 3 mm0.120 in
r - Outer Ring "To Clear" Radius8 N/A 3 mm0.12 in

da - Inner Ring Backing Diameter

 N/A 204 mm8.0000 in

Da - Outer Ring Backing Diameter

 N/A 281 mm11.1000 in

Basic Load Ratings

C0 - Static Radial Rating

 N/A 1590000 N359000 lbf

C1(2) - Dynamic Radial Rating (Two-Rows)

 N/A 1290000 N290000 lbf
  • 1 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 2 These factors apply for both inch and metric calculations. See engineering
  • 3 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 4 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 5 See thermal speed ratings in the engineering section.
  • 6 Geometry constant for Lubrication Life Adjustment Factor a3l.
  • 7 Maximum housing fillet radius that bearing corners will clear.
  • 8 These maximum fillet radii will be cleared by the bearing corners.