6308DDU Ball Bearing Double Sealed ID 40mm OD 90mm Width 23mm6308DDU Deep groove ball bearing single row Radial Bearing 40x90x23 6308DDU Deep groove ball bearing single row Radial Bearing 40 mm ID x 90 mm OD x 23 mm Wide. Item Sku : 6308DDU Brand : VXB Type : Deep groove ball bearings Inner (ID) : 40mm Outer (OD) : 90mm Width : 23mm Inner Inch : 1. 575 Inch Outer Inch : 3. 543 Inch Width Inch : . 906 Inch Size : 40mm x 90mm x 23mm Size Inch : 1. 575" x 3. 543" x . 906" Dynamic load : 42. 3 kN Static load : 24