Inner dimension 30 mmOuter dimension 55 mmWidth 26 mmWeight 0,22 kgSeal None, open bearing Arrangement Single universal bearing Lubrication Preserved Ball rows Double row bearing Temperature range -40 to +110 °C Cage Hard tissue cage Contact angle 21 degree Preload Light preload 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 Material of rolling elements Standard bearing steel Lubrication hole Without lubrication groove |