Combination Bearing Axial Bearing Outside Diameter 72 mm Bearing Industry Number NKIB5910 Bore Diameter 50 mm Cage Material Plastic Maximum Speed 8 000 RPM Maximum Temperature 120 Degrees C Minimum Temperature -30 Degrees C Needle Bearing Outside Diameter 72 mm Overall Width 34 mm Ring Material Steel System of Measurement Metric Dynamic Axial Load Capacity 10 100 N Dynamic Radial Load Capacity 53 000 N