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 1056.300 Kg2323.90 lb

Cage Type

N/A YMB

Cage Material

N/A Brass

Dimensions

d - Bore

N/A 630.000 mm24.8030 in

D - Outer Diameter

N/A 1030.000 mm40.5510 in

B' - Inner Ring Width

N/A 315 mm12.402 in

B - Outer Ring Width

N/A 315.000 mm12.4020 in

Abutment and Fillet Dimensions

R - Inner Ring "To Clear" Radius1 N/A 6.000 mm0.240 in
r - Outer Ring "To Clear" Radius2 N/A 6.000 mm0.240 in

da - Inner Ring Backing Diameter

N/A 715.000 mm28.200 in

Da - Outer Ring Backing Diameter

N/A 940.000 mm37.000 in

Basic Load Ratings

C0 - Static Radial Rating

N/A 21200000 N4760000 lbf

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

N/A 11700000 N2630000 lbf

Factors

e - ISO Factor3 N/A 0.29
Y0 - ISO Factor4 N/A 2.3
Y1 - ISO Factor5 N/A 3.42
Y2 - ISO Factor6 N/A 2.25

Reference Thermal Speed Rating (Grease)

N/A 240
Reference Thermal Speed Rating (Oil)7 N/A 260
Cg - Geometry Factor8 N/A 0.1235
  • 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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