61811UU Double Sealed ID 55mm OD 72mm Width 9mm Bearing61811UU single row Radial Bearing 55x72x9 61811UU single row Radial Bearing 55 mm ID x 72 mm OD x 9 mm Wide. Item Sku : 61811UU Brand : VXB Type : Deep groove ball bearings Inner (ID) : 55mm Outer (OD) : 72mm Width : 9mm Inner Inch : 2. 165 Inch Outer Inch : 2. 835 Inch Width Inch : . 354 Inch Size : 55mm x 72mm x 9mm Size Inch : 2. 165" x 2. 835" x . 354" Dynamic load : 9. 04 kN Static load : 8. 8 kN Quantity : One Bearing