http://www.ynr-bearing.com/roller-bearing/ Customized Roller Bearing 1.Product Introduction Four-row tapered roller bearings can withstand axial loads in addition to radial loads. YNR four-row tapered roller bearings produced have fewer components, simplifying the installation; the load distribution of the four-row rollers has been improved, thereby reducing the wear and extending service life. 2.Product specification Model NumberM238849D / M238810 / M238810D Dimension (dxDx187.325 x 269.875 x 211.138 mm Bore (id)187.325 mm Outer Diameter (OD)269.875 mm Width (211.138 mm Weight42 kgs MaterialChrome steel (GCr15) Dynamic Basic Lo