Angular Contact Ball Bearing Ball Material Ceramic Bearing Industry Number 7002 Bore Diameter 15 mm Cage Material Phenolic Closure Open Contact Angle 15 Degrees Contact Bearing Type Angular Contact Matched Bearing Type Duplex Maximum Speed 48 700 RPM Maximum Temperature 120 Degrees C Minimum Temperature -40 Degrees C Number of Rows One Outside Diameter 32 mm Overall Width 9 mm Ring Material Alloy Steel System of Measurement Metric ABEC Rating 7 Cage Type Stratified