TMB318Z NTN Radial/Deep Groove Ball Bearings Features & Specifications:Bore Diameter : 90 mmprecision rating : ISO Class 0outside diameter : 190 mmfinish/coating : Uncoatedoverall width : 43 mmbore type : Roundbearing material : High Carbon Chrome Steelcage material : Steelclosure type : Single Shieldinner ring width : 43 mmouter ring...