Inner dimension 45 mmOuter dimension 75 mmWidth 16 mmWeight 0,24 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 inner ring More accurate than P2 or ABEC 9 Tolerance class outer ring More accurate than P2 or ABEC 9 Contact angle 21 degree Material of rolling elements Standard bearing steel Temperature range -40 to +110 °C Ball rows Single row bearing Preload Medium preload |