1/2 hp 1130 RPM, 4-Spd 115V Goodman Furnace Motor 5KCP39NGV995AS # G3913 1/2 hp, 1130 RPM, 4-Spd, 8.8 amps, 115V 60hz. Shaft 1/2" x 4"; Rotation CWSE; UL Recognized, CSA Certified 5 5/8" motor dia.; Motor case length 5 5/16" Sleeve Bearings; Includes 20 MFD capacitor Bolt Circle Diameter 9" and 10"; Torsion Flex Mount