All Categories > Deep Groove Ball Bearings > R Series Deep Groove Ball Bearings > Item # R144 All CategoriesAll Categories Deep Groove Ball BearingsDeep Groove Ball Bearings R Series Deep Groove Ball BearingsR Series Deep Groove Ball Bearings Item # R144 Item # R144, R Series Deep Groove Ball Bearings R144R Series Deep Groove Ball Bearings Request Information Email This Page Download PDF Download PDF Printable Page /Asset/6000_Series_Dimensions.gif /Asset/6000_Series_Dimensions.gif Close Window Unit of Measure Imperial Metric Both Specifications Dimension d N/A 3.1750 mm Dimension D N/A 6.3500 mm Dimension B (R) N/A 2.3800 mm Dimension B (99R) N/A 2.7790 mm Minimum r Dimension N/A 0.08 mm Dynamic Load Rating (Cr) N/A 0.230 kN Static Load Rating (Cor) N/A 0.070 kN Open Type Weight N/A 0.00025 kg