Harmonic Drive LLC | 42 Dunham Ridge, Beverly, MA 01915 | 800-921-3332
Harmonic Drive and Harmonic Planetary are registered trademarks of Harmonic Drive.


Series Size Ratio Type
CSG 25 120 2A-GR
  • Peak Torque: 23Nm to 3419Nm

  • Zero Backlash

  • High Accuracy

  • High load capacity output bearing

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 87 Nm
Limit for Average Torque 140 Nm
Limit for Repeated Peak Torque 217 Nm
Limit for Momentary Peak Torque 395 Nm
Starting Torque 6.9 Ncm
Backdriving Torque 10 Nm
Ave. Input Speed 3,500 rpm
Standard Accuracy 1 arc min
Mass 0.42 kg
Torsional Stiffness
T1 14 Nm
K1 3.1 10^4 Nm / rad
T2 48 Nm
K2 5 10^4 Nm / rad
K3 5.7 10^4 Nm / rad

Contact

Contact Us

Submit a Question

info@harmonicdrive.net

or
Call: 978-532-1800

Hours 8:00am - 5:00pm EST
Monday through Friday