Mrj 3.1/4 bearing | rhp mrj 3.1/4 cylindrical roller bearing Thanks for your interest in our bearings, jfz bearing co., ltd specialize in produce ball and roller bearings. We are exporting mrj 3.1/4 bearing and provided rhp mrj 3.1/4 cylindrical roller bearing information query, lists the details of the size and related parameters and picture. Rhp bearing number: mrj 3.1/4 Inside d: 3.1/4inch Outside d:7.1/2 inch Bore b: 1.9/16 inch Inside d:82.55 mm Outside d: 190.5mm Bore b: 39.69mm Weight (kg): 5.9