• B7218-E-T-P4S-UM | B7218ETP4SUM• Inner dimension: 90, Outer dimension: 160, Width: 30, Weight: 2,154, EAN: 4026677452313, Lubrication hole: Without lubrication groove, Material of rolling elements: Standard bearing steel, Temperature range: -30 to +100 °C, Tolerance class: Dimensional accuracy P4 or ABEC 7, running accuracy P2 or AB, Arrangement: Single universal bearing, Ball rows: Single row bearing, Lubrication: preserved, Preload: Medium preload, Material: Standard bearing steel, Seal: None, open bearing, Cage: Polyamide cage, Contact angle: 25 degree