Harmonic Drive LLC | 247 Lynnfield St. Peabody, MA 01960 | 800-921-3332
Harmonic Drive and Harmonic Planetary are registered trademarks of Harmonic Drive LLC.


Series Size Ratio Type
SHF 17 50 2A-R
Gear Model Number
Gear Dimensions (see drawing)
Flange Dim A - Motor Adapter Flange Bore Dia. {{foundMotor.flangeDimA}} mm
Flange Dim B - Motor Adapter Flange Bore Depth {{foundMotor.flangeDimB}} mm
Motor Dim C - Motor Bolt Circle Dia. {{foundMotor.dimC}} mm
Flange Dim D - Bolt Size {{foundMotor.flangeDimD}}
Coupling Dim F - Motor Coupling Bore Dia. {{foundMotor.couplingDimF}} mm
Mass kg
Gear Performance Data
Rated Torque L10 16 Nm
Limit for Average Torque 26 Nm
Limit for Repeated Peak Torque 34 Nm
Limit for Momentary Peak Torque 70 Nm
Starting Torque 5.7 Ncm
Backdriving Torque 3.4 Nm
Ave. Input Speed 3,500 rpm
Standard Accuracy 1.5 arc min
Mass 0.18 kg
Torsional Stiffness
T1 3.9 Nm
K1 0.81 10^4 Nm / rad
T2 12 Nm
K2 1.1 10^4 Nm / rad
K3 1.3 10^4 Nm / rad

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