• 311 | 311• Inner dimension: 55, Outer dimension: 120, Width: 29, Weight: 1,5, EAN: 7316576680502, Material: Standard bearing steel, Outer ring: Without flange/groove, Seal: None, open bearing, Cage: Sheet steel cage, Current insulation: No current insulation, Bore: Cylindrical bore, Ball rows: Single row bearing, Tolerance class: Tolerance class P0/PN2 / ABEC 1, Temperature range: -20 to +120 °C, Clearance: Normal radial clearance, Material of rolling elements: Standard bearing steel