Close-Coupled Pump Motor 3-Phase 25 HP Nameplate RPM 3560 Voltage 575 3 Phase Frame 284JP Totally Enclosed Fan-Cooled Full Load Amps 22.4 60 Hz C-Face Rigid Mounting Thermal Protection None Insulation Class F Service Factor 1.15 Ball Bearings Max Ambient Temp 40 Degrees C Reversible Rotation Overall Length 33-13/16 In. Shaft Dia 1-1/4 In. Shaft Length 8-1/8 In. Frame Material Cast Iron