This is a replacement Novak 12.3mm Ballistic 550 Rotor. This is the stock replacement sintered rotor for Novak's Ballistic 550 Brushless Motors (#3504-3506), as well as any Novak 550-Size Brushless Motor that has a rotor with a 5mm output shaft, including the HV Brushless Motors with 5mm Shaft (#3524-#3527). For a higher performance rotor, Novak offers the 14mm Ballistic 550 Tuning Rotor.
- High-Strength, sintered, Neodymium magnet for maximum motor acceleration, braking power and performance in high temperature conditions.
- Maximum Operating Temperature: 200°C (392°F)*
- Rotor Diameter: 12.3mm
- Shaft Diameter: 5mm (accepts all 5mm bore pinion gears)
- Includes a protective tube and installation instructions.
NOTE: For original HV Brushless Motors that have a 1/8" output shaft (discontinued rotor item #5912), it is recommended to use the #5924 HV Brushless 5mm Upgrade Kit, which includes a 5mm HV Sintered Rotor and Lightweight Front End Bell and Bearing.
*The temperature of the rotor's magnetic material is rated up to 200 degrees C (392 degrees F). The operating temperature of the motor should never rise above 71 degrees C (160 degrees F).