A matched frameless rotor and stator for an 8108 style hobby brushless motor.
- Wound to 135kV
- ID: 58.5mm
- Width of mating surface: 8mm
- Overall width: 15mm
- OD: 81mm
- Mass: 111.7g (with full length wires)
- Wires: ~10cm insulated, 4cm tinned
- Mass: 68.9g
- Mounting surfaces:
- OD: 86.85mm
- Overall Width: 21mm
These are the rotors and stators used in the moteus brushless servos. They require you, the user, to build an enclosure that holds them rigidly in alignment. The spacing between the magnets in the rotor and the stator is only about 0.13mm when properly assembled.
CAD drawing of rotor mounting surfaces: custom_rotor_5_20190828_1.pdf