All Categories > Deep Groove Ball Bearings > R Series Deep Groove Ball Bearings > Item # R188 All CategoriesAll Categories Deep Groove Ball BearingsDeep Groove Ball Bearings R Series Deep Groove Ball BearingsR Series Deep Groove Ball Bearings Item # R188 Item # R188, R Series Deep Groove Ball Bearings R188R 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 6.3500 mm Dimension D N/A 12.700 mm Dimension B (R) N/A 3.1750 mm Dimension B (99R) N/A 4.7620 mm Minimum r Dimension N/A 0.10 mm Dynamic Load Rating (Cr) N/A 0.530 kN Static Load Rating (Cor) N/A 0.180 kN Open Type Weight N/A 0.00153 kg