This is the O.S.Motor 650 Size 1260kV 10 Turn Brushless Helicopter Motor.

FEATURES: Ideal for 550-600 size helis
          Handles up to 6S LiPo batteries
          16AWG 3.9" (100mm) lead wires with 4mm male connectors
          Two year limited warranty through Hobby Services beginning at date of
            purchase

INCLUDES: 650 Size 1260kV 10 Turn Brushless Helicopter Motor with three each
            4mm Male and Female Connectors, three sections of shrink wrap, and
            Instructions

REQUIRES: Pinion Gear and ESC of modeler's choice

SPECS:    kV Rating: 1260
          Shaft Diameter: 0.24in (6mm)
          Shaft Length: 1.38in (35mm)
          Body Length: 2.28in (58mm)
          Weight: 12oz (344g)
          Rated Current: 90A
          Maximum Current (5 seconds): 150A
          No Load Current: 3.6A/10V
          Phase Resistance: 13.6 miliohms
          Phase Inductance: 16.5uH
          Maximum Efficiency: More than 85%
          Rated Voltage: 22.2V
          Poles: 6
          Turns: 10
          Shaft Length: 1.4" (35.5mm)
          Motor Can Length: 2.3" (58mm)
          Motor Can Diameter:  1.8" (45mm)
          Length from Motor Can to end of Shaft: 3.7" (93.5mm)
          Distance between Mounting Hole Centers: 0.98" (25mm) measured
            diagonally
          Distance between Mounting Hole Centers: 0.70" (17.7mm) measured side-
            to-side

                                                                   jxs 04/08/13
                                                                         ir/jxs