View Our Line Card All Categories > Roller Bearings > Needle Roller Bearings > Inch-Style Needle Roller Bearings > Advanced Search Advanced Search in Inch-Style Needle Roller Bearings Unit of Measure Imperial Metric Both Specifications Bore Size (Fraction) (in) No Preference 1 1 1/16 1 1/2 1 1/4 1 1/8 1 3/16 1 3/4 1 3/8 1 5/16 1 5/8 1 7/8 1/2 1/4 1/8 11/16 13/16 15/16 2 2 1/16 2 1/4 2 1/8 2 3/4 2 5/8 2.36 3 1/2 3/16 3/4 3/8 5 1/2 5/16 5/32 5/8 7/16 7/8 9/16 Bore Size (Decimal) (in) No Preference 0.125 0.156 0.187 0.25 0.313 0.375 0.437 0.500 0.563 0.625 0.6875 0.688 0.750 0.8125 0.813 0.875 0.9375 1 1.0625 1.125 1.1875 1.25 1.3125 1.375 1.5 1.625 1.75 1.875 13/16 2 2.0625 2.125 2.25 2.36 2.625 2.75 3.5 5.5 Outer Diameter (Fraction) (in) No Preference 1 1 1/2 1 1/4 1 1/8 1 3/16 1 3/4 1 3/8 1 5/16 1 5/8 1 7/8 1/2 1/4 11/16 1-1/16 11/32 1-1/8 13/16 15/16 2 2 1/2 2 1/4 2 1/8 2 17/32 2 3/8 2 5/8 2.68 3 3 1/8 3/4 4 5/8 6 7/16 7/8 9/16 9/32 Outer Diameter (Decimal) (in) No Preference 0.250 0.281 0.344 0.437 0.500 0.563 0.625 0.687 0.750 0.813 0.875 0.937 1.000 1.063 1.125 1.187 1.250 1.313 1.375 1.500 1.625 1.750 1.875 2.000 2.063 2.125 2.250 2.362 2.625 2.750 3.500 5.500 Width (in) No Preference 0.250 0.312 0.375 0.438 0.472 0.500 0.562 0.625 0.750 0.875 1.000 1.125 1.250 1.500 1.750 Clear Cancel Advanced Search