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Inner Ring Part No. MI-50, 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   

Military Standard Number
MS 500072-35

(B) Shaft Diameter
3.1250 in

(B) Dimension Tolerance
+0.0000/-0.0006

(D) Dimension
4.7500 in

(D) Dimension Tolerance
+0.0000/-0.0008

(W) Dimension
2.000 in

(W) Dimension Tolerance
+0.000/-0.005

(W1) Dimension
2.010 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.
3.1246 in

Stationary Shaft Dia. Tolerance
+0.0000/-0.0010

Rotating Shaft Dia.
3.1260 in

Rotating Shaft Dia. Tolerance
+0.0000/-0.00010

Stationary Housing Bore Dia.
4.7508 in

Stationary Housing Bore Dia. Tolerance
+0.0000/-0.0010

Rotating Housing Bore Dia.
4.7495 in

Rotating Housing Bore Dia. Tolerance
+0.0000/-0.0010

Static Load Rating
87100 lb

Basic Dynamic Rating
36500 lb

Complete Assembly Item #
MR-60


 DOWNLOADS 

Pitchlign Roller Bearing Interchange Tables
(PDF, 389KB)

Bearing Failure Analysis