3D CAD and 2D Drawings

Find and download 3D CAD and 2D drawings for key Timken products.

Spherical bearings are designed to manage high radial loads even when misalignment, poor lubrication, contamination, extreme speeds or critical application stresses are present.
Unit of Measure

Specifications

Design Unit

N/A METRIC

Bore Taper

N/A 1/12

Bearing Weight

N/A 2478.400 Kg5452.40 lb

Cage Type

N/A YMD

Cage Material

N/A Brass

Dimensions

d - Bore

N/A 710.000 mm27.9530 in

D - Outer Diameter

N/A 1280.000 mm50.3940 in

B' - Inner Ring Width

N/A 450 mm17.717 in

B - Outer Ring Width

N/A 450.000 mm17.7170 in

Abutment and Fillet Dimensions

R - Inner Ring "To Clear" Radius1 N/A 9.000 mm0.354 in
r - Outer Ring "To Clear" Radius2 N/A 9.000 mm0.354 in

da - Inner Ring Backing Diameter

N/A 827.400 mm32.570 in

Da - Outer Ring Backing Diameter

N/A 1149.000 mm45.230 in

Basic Load Ratings

C0 - Static Radial Rating

N/A 35300000 N7950000 lbf

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

N/A 20200000 N4550000 lbf

Factors

e - ISO Factor3 N/A 0.34
Y0 - ISO Factor4 N/A 1.97
Y1 - ISO Factor5 N/A 2.93
Y2 - ISO Factor6 N/A 1.93

Reference Thermal Speed Rating (Grease)

N/A 140
Reference Thermal Speed Rating (Oil)7 N/A 150
Cg - Geometry Factor8 N/A 0.1305
  • 1 Maximum housing fillet radius that bearing corners will clear.
  • 2 Maximum shaft fillet radius that bearing corners will clear.
  • 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. See engineering
  • 5 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 6 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 7 See thermal speed ratings in the engineering section.
  • 8 Geometry constant for Lubrication Life Adjustment Factor a3l.
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