Emerson Bearing Logo
Emerson Bearing Company
201 Brighton Avenue
Boston, MA 02134
Phone: (800) 225-4587 • Fax: (800) 252-1996
Email: info@emersonbearing.com
Print Back
Outer ring and roller assembly without separable inner ring
The outer ring and roller assemblies (MR) shown in this table are for use without inner rings on a ground shaft for which a minimum hardness of 58 Rockwell "C" scale is recommended.
Unit of Measure

Specifications

Military Standard Number

MS 51961-57

(S) Shaft Diameter

6.5000 in

(S) Shaft Dia. Tolerance

+0.0000/-0.0010

(D) Dimension

8.0000 in

(D) Dimension Tolerance

+0.0000/-0.0012

(W) Dimension

2.500 in

(W) Dimension Tolerance

+0.000/-0.005

(H) Hole Dia.

1/4 in

(R) Max. Fillet for Housing

0.120 in

Stationary Housing Bore Dia.

8.0011 in

Stationary Housing Bore Dia. Tolerance

+0.0000/-0.0015

Rotating Housing Bore Dia.

7.9998 in

Rotating Housing Bore Dia. Tolerance

+0.0000/-0.0015

Static Load Rating

183000 lb

Basic Dynamic Rating

71700 lb