This is the Hitec HSB-9360TH Brushless Digital Multi Purpose Servo.
FEATURES
Ideal for 3D helicopters
Titanium gears with dual ball bearings
High performance, brushless motor designed by Steve Neu
Programmable features include, Fail Safe On/Off and Position,
Direction, EPA, Speed (Slower), Dead Band, and Soft Start
(downloadable software and DPC-10 PC Interface (HRPC4426) required)
Ultra hard gear shaft with three axial metal bushings
Water and dust resistant
Diamond cut aluminum center heatsink, red in color
Metal/Plastic/duralumin hybrid first gear prevents electrical noise
from affecting other components in the aircraft or vehicle
INCLUDES
HSB-9360TH Servo,Instruction
Sheet, extra 3x8mm Servo Horn Screw, Mounting Hardware,
0.95" (23mm) Single Arm Horn
1.2" (32mm) Single Arm Horn
1.4" (36mm) diameter Round Horn
1.5" (38mm) 4-Point Horn
1.7" (44mm) Double Arm Horn
SPECIFICATIONS
6.0V 7.4V
Speed: 0.08 sec/60° 0.06 sec/60°
Torque: 236 oz-in (17 kg-cm) 236 oz-in (17 kg-cm)
Dimensions: 1.57 x 0.79 x 1.50" (40 x 20 x 38mm)
Weight: 2.40oz (68g)
Number of Teeth in Spline: 25