Cylindrical Roller Bearing Bearing Industry Number 205 Bore Diameter 25 mm Bore Type Cylindrical Cage Material Thermoplastic Closure Open Lubricant Material Grease Oil Maximum Speed 19 800 RPM Maximum Temperature 120 Degrees C Minimum Temperature -30 Degrees C Number of Rows One Outer Ring Inside Diameter 43.8 mm Outside Diameter 52 mm Overall Width 15 mm Ring Material Alloy Steel Roller Material Alloy Steel Seal Type Not Applicable Split Bearing Yes