Flat motor -- maxon motors usa.

 The EC 9.2 flat motor, measuring Ø10 × 12.5 mm, offers high nominal torque up to 0.83 mNm and stall torque up to 1.29 mNm. The motor’s 10-mm outer diameter includes a protective cover and acts as a mounting aid during installation of the motor. The unit comes with an eight-pole neodymium permanent magnet and preloaded ball bearings. The motor is available with or without Hall sensors. The motor is suitable for medical applications where space is limited.
maxon motors usa., 101 Waldron Rd., Fall River, MA 02720, (508) 677-0520, www.maxonmotorusa.com