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 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