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Inner Ring Part No. MI-64, 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.



Unit of Measure: Imperial

 Specifications   

(B) Shaft Diameter
4.0000 in

(B) Dimension Tolerance
+0.0000/-0.0008

(D) Dimension
6.5000 in

(D) Dimension Tolerance
+0.0000/-0.0010

(W) Dimension
2.250 in

(W) Dimension Tolerance
+0.000/-0.005

(W1) Dimension
2.260 in

(W1) Dimension Tolerance
+0.000/-0.005

(H) Hole Dia.
3/16 in

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

Stationary Shaft Dia.
3.9996 in

Stationary Shaft Dia. Tolerance
+0.0000/-0.0010

Rotating Shaft Dia.
4.0008 in

Rotating Shaft Dia. Tolerance
+0.0000/-0.00010

Stationary Housing Bore Dia.
6.5011 in

Stationary Housing Bore Dia. Tolerance
+0.0000/-0.0010
+0.0000/-0.0015

Rotating Housing Bore Dia.
6.4999 in

Rotating Housing Bore Dia. Tolerance
+0.0000/-0.0015

Static Load Rating
148000 lb

Basic Dynamic Rating
64600 lb

Complete Assembly Item #
MR-80


 DOWNLOADS 

Pitchlign Roller Bearing Interchange Tables
(PDF, 389KB)

Bearing Failure Analysis