Action Bearing Co.
201 Brighton Ave., Boston, MA 02134 US
Phone: 800.225.4587 • Fax: 800.252.1996
E-Mail: info@actionbearing.com • Web site: www.actionbearing.com
All Categories > Roller Bearings > Needle Roller Bearings > Heavy Duty Needle Roller Bearings > MR Series Heavy Duty Needle Roller Bearings with Inner Ring > Inner Ring Part No. MI-128  


Inner Ring Part No. MI-128, MR Series Heavy Duty Needle Roller Bearings with Inner Ring
List Price QUOTE

Outer Ring and roller assembly with separable inner ring
Outer ring and roller assemblies and associated inner rings are packed and shipped separately. For a complete bearing, Specify both outer and inner numbers desired.



 Specifications 

(B) Shaft Diameter
8.0000 in

(B) Dimension Tolerance
+0.0000/-0.0012

(D) Dimension
11.1250 in

(D) Dimension Tolerance
+0.0000/-0.0014

(W) Dimension
3.000 in

(W) Dimension Tolerance
+0.000/-0.005

(W1) Dimension
3.015 in

(W1) Dimension Tolerance
+0.000/-0.005

(H) Hole Dia.
1/4 in

(R) Max. Fillet for Shaft & Housing
0.160 in

Stationary Shaft Dia.
7.9995 in

Stationary Shaft Dia. Tolerance
+0.0000/-0.0012

Rotating Shaft Dia.
8.0010 in

Rotating Shaft Dia. Tolerance
+0.0000/-0.0012

Stationary Housing Bore Dia.
11.1265 in

Stationary Housing Bore Dia. Tolerance
+0.0000/-0.0012
+0.0000/-0.0020

Rotating Housing Bore Dia.
11.1250 in

Rotating Housing Bore Dia. Tolerance
+0.0000/-0.0020

Static Load Rating
292000 lb

Basic Dynamic Rating
108000 lb

Complete Assembly Item #
MR-148