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


Series Size Ratio Type Option
CSD 25 80 2A-GR BB
  • Zero-backlash
  • Reduced thickness, ¼ size of CSF Series
  • Hollow through bore, extra-large through bore also available
  • Extremely high positioning accuracy
  • Excellent Repeatability
  • Compact and simple design

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 44 Nm
Limit for Average Torque 60 Nm
Limit for Repeated Peak Torque 69 Nm
Limit for Momentary Peak Torque 135 Nm
Starting Torque 8.8 Ncm
Backdriving Torque 8.8 Nm
Ave. Input Speed 3,500 rpm
Standard Accuracy 1 arc min
Mass 0.24 kg
Torsional Stiffness
T1 14 Nm
K1 2.7 10^4 Nm / rad
T2 48 Nm
K2 3.7 10^4 Nm / rad
K3 4.7 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