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-72-N Download PDF Download PDF Printable Page Email This Page Save To Favorites Please wait… Inner Ring Part No. MI-72-N, 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 500072-43 (B) Shaft Diameter 4.5000 in (B) Dimension Tolerance +0.0000/-0.0008 (D) Dimension 7.0000 in (D) Dimension Tolerance +0.0000/-0.0010 (W) Dimension 2.500 in (W) Dimension Tolerance +0.000/-0.005 (W1) Dimension 2.515 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. 4.4996 in Stationary Shaft Dia. Tolerance +0.0000/-0.0010 Rotating Shaft Dia. 4.5008 in Rotating Shaft Dia. Tolerance +0.0000/-0.00010 Stationary Housing Bore Dia. 7.0011 in Stationary Housing Bore Dia. Tolerance +0.0000/-0.0010 +0.0000/-0.0015 Rotating Housing Bore Dia. 6.9999 in Rotating Housing Bore Dia. Tolerance +0.0000/-0.0015 Static Load Rating 169800 lb Basic Dynamic Rating 70200 lb Complete Assembly Item # MR-88-N DOWNLOADS Pitchlign Roller Bearing Interchange Tables (PDF, 389KB) Bearing Failure Analysis
