Bearings: Ball , Enclosure: Open Dripproof , Frame: 56J , Hz: 60 , Insulation Class: B , Max. Ambient Temp.: 40 Degrees C , Motor Application: Pumps , Motor Enclosure Design: Open Dripproof , Motor Mounting Position: Horizontal or Vertical Shaft Down , Motor Shaft Design: Threaded , Motor Sub Application: Jet Pumps , Mounting: Face/Base , Mounting Position: Vertical (Shaft Down) or Horizontal , Nameplate RPM: 3450 , RPM Range: 3001-3600 , Shaft Dia.: 5/8" , Shaft Length: 2.375" , Shaft Type: Threaded