Menu
Batch CAD Cart (0) ▾
  • Cart is empty
  1. Click Here for Batch Download
Request Information Add to CAD Cart
  • Clearance fit suggested for outer ring when housing is stationary relative to load.
  • Tight transition fit suggested if housing rotates relative to load.
  • Consult your Timken representative for oscillating applications (e.g., low radial-clearance concerns).
  • Unmarked end of outer ring should be assembled against housing shoulder to clear maximum allowed housing fillet (ras max).
  • Meets Military Standard MS 51961.
Unit of Measure

Bearing Dimensions

Shaft Diameter (Fw)

 N/A 139.70 mm5.50 in

D - Outer Diameter

 N/A 177.800 mm7.0000 in

Dimension C/B

 N/A 76.2 mm3.0000 in

Specifications

Static Load Rating Co

 N/A 883000 N198000 lbf
Dynamic Load Rating C11 N/A 411000 N92400 lbf
Geometry Factor Cg2 N/A 0.1369

Thermal Speed Ratings - Oil

 N/A 2500 rpm

Thermal Speed Ratings - Grease

 N/A 2200 rpm

Mounting Data

Chamfer rsmin

 N/A 2.540 mm0.1 in

Max. Mounting Dimensions Clearance Fit 1

 N/A 139.70 mm5.50 in

Min. Mounting Dimensions Clearance Fit 1

 N/A 139.675 mm5.4990 in

Max. Mounting Dimensions Clearance Fit 2

 N/A 177.841 mm7.0016 in

Min. Mounting Dimensions Clearance Fit 2

 N/A 177.800 mm7.000 in

Max. Mounting Dimensions Tight Transition Fit S

 N/A 5.4984 mm139.659 in

Min. Mounting Dimensions Tight Transition Fit S

 N/A 139.634 mm5.4974 in

Max. Mounting Dimensions Tight Transition Fit H

 N/A 177.744 mm6.9978 in

Min. Mounting Dimensions Tight Transition Fit H

 N/A 177.785 mm6.9994 in

Shoulder Diameter Da

 N/A 163.51 mm6.438 in

Sub Assembly Part Numbers

Used with Inner Ring Designation

 N/A IR-728848
  • 1 Based on 1 x 106 revolutions L10 life, for the ISO life calculation method.
  • 2 Cg factor for bearing without inner ring.
By clicking Submit, you consent to the personal information you provide being used in the manner as described in our Privacy Notice, including access to that information by Timken personnel who may be located outside your home country. In addition, you agree that the CAD drawings are for your personal, one-time use only, and that you will not modify or create any compilation or derivative work using the CAD drawings or distribute or display the CAD drawings on any website or other media.