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-48-N  


Inner Ring Part No. MI-48-N, 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
3.0000 in

(B) Dimension Tolerance
+0.0000/-0.0006

(D) Dimension
4.5000 in

(D) Dimension Tolerance
+0.0000/-0.0008

(W) Dimension
1.750 in

(W) Dimension Tolerance
+0.000/-0.005

(W1) Dimension
1.760 in

(W1) Dimension Tolerance
+0.000/-0.005

(H) Hole Dia.
3/16 in

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

Stationary Shaft Dia.
2.9997 in

Stationary Shaft Dia. Tolerance
+0.0000/-0.0008

Rotating Shaft Dia.
3.0008 in

Rotating Shaft Dia. Tolerance
+0.0000/-0.0008

Stationary Housing Bore Dia.
4.5008 in

Stationary Housing Bore Dia. Tolerance
+0.0000/-0.0008
+0.0000/-0.0010

Rotating Housing Bore Dia.
4.4995 in

Rotating Housing Bore Dia. Tolerance
+0.0000/-0.0010

Static Load Rating
71600 lb

Basic Dynamic Rating
31300 lb

Complete Assembly Item #
MR-56-N