Inner dimension 40 mmOuter dimension 68 mmWidth 15 mmWeight 0,18 kgLubrication hole Without lubrication groove Cage Hard tissue cage Seal None, open bearing Lubrication Preserved Arrangement Single universal bearing Material Standard bearing steel Tolerance class outer ring More accurate than P5 or ABEC 5 Contact angle 21 degree Tolerance class inner ring More accurate than P4 or ABEC 7 Temperature range -40 to +110 °C Ball rows Single row bearing Material of rolling elements Standard bearing steel Preload High preload |