• 70UHC20 .A15.2Z.I/1.L | 70UHC20.A15.2Z.I/1.L• Inner dimension: 20, Outer dimension: 42, Width: 12, Weight: 0,07, Version: High-speed bearing, Material of rolling elements: Si3N4, silicon nitride (ceramics), Lubrication hole: Without lubrication groove, Cage: Hard tissue cage, Lubrication: High temperature grease, Temperature range: +40 to +80 °C, Arrangement: Single universal bearing, Material: Standard bearing steel, Current insulation: Insulating ceramic balls, Preload: Light preload, Tolerance class inner ring: more accurate than P4 or ABEC 7, Tolerance class outer ring: more accurate than P5 or ABEC 5, Seal: Non-contact gap seals on both sides, Ball rows: Single row bearing, Contact angle: 15 degree