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Emerson Bearing Company
201 Brighton Avenue
Boston, MA 02134
Phone: (800) 225-4587 • Fax: (800) 252-1996
Email: info@emersonbearing.com
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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

 N/A MS 51961-57

(S) Shaft Diameter

 N/A 6.5000 in

(S) Shaft Dia. Tolerance

 N/A +0.0000/-0.0010

(D) Dimension

 N/A 8.0000 in

(D) Dimension Tolerance

 N/A +0.0000/-0.0012

(W) Dimension

 N/A 2.500 in

(W) Dimension Tolerance

 N/A +0.000/-0.005

(H) Hole Dia.

 N/A 1/4 in

(R) Max. Fillet for Housing

 N/A 0.120 in

Stationary Housing Bore Dia.

 N/A 8.0011 in

Stationary Housing Bore Dia. Tolerance

 N/A +0.0000/-0.0015

Rotating Housing Bore Dia.

 N/A 7.9998 in

Rotating Housing Bore Dia. Tolerance

 N/A +0.0000/-0.0015

Static Load Rating

 N/A 183000 lb

Basic Dynamic Rating

 N/A 71700 lb