Inner dimension 90 mmOuter dimension 140 mmWidth 24 mmWeight 1,15 kgLubrication hole Without lubrication groove 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 P4 or ABEC 7 Contact angle 21 degree Temperature range -40 to +110 °C Cage Hard tissue cage Ball rows Single row bearing Material of rolling elements Standard bearing steel Preload Medium preload |