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-22 Download PDF Download PDF Printable Page Email This Page Save To Favorites Please wait… Inner Ring Part No. MI-22, MR Series Heavy Duty Needle Roller Bearings with Inner Ring List Price QUOTE larger image Outer Ring and roller assembly with separable inner ringOuter 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 500072-19 (B) Shaft Diameter 1.3750 in (B) Dimension Tolerance +0.0000/-0.0005 (D) Dimension 2.3125 in (D) Dimension Tolerance +0.0000/-0.0006 (W) Dimension 1.250 in (W) Dimension Tolerance +0.000/-0.005 (W1) Dimension 1.260 in (W1) Dimension Tolerance +0.000/-0.005 (H) Hole Dia. 3/32 in (R) Max. Fillet for Shaft & Housing 0.060 in Stationary Shaft Dia. 1.3746 in Stationary Shaft Dia. Tolerance +0.0000/-0.0005 Rotating Shaft Dia. 1.3755 in Rotating Shaft Dia. Tolerance +0.0000/-0.0005 Stationary Housing Bore Dia. 2.3132 in Stationary Housing Bore Dia. Tolerance +0.0000/-0.0005 +0.0000/-0.0007 Rotating Housing Bore Dia. 2.3121 in Rotating Housing Bore Dia. Tolerance +0.0000/-0.0007 Static Load Rating 24400 lb Basic Dynamic Rating 14100 lb Complete Assembly Item # MR-28 DOWNLOADS Pitchlign Roller Bearing Interchange Tables (PDF, 389KB) Bearing Failure Analysis