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


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Series Size Ratio Type
FBS 32 50 2UH
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 43 Nm
Limit for Average Torque 67 Nm
Limit for Repeated Peak Torque 92 Nm
Limit for Momentary Peak Torque 151 Nm
Starting Torque 31 Ncm
Backdriving Torque 18 Nm
Ave. Input Speed 2,300 rpm
Standard Accuracy 2 arc min
Mass 2.2 kg
Torsional Stiffness
T1 16 Nm
K1 3.5 10^4 Nm / rad
T2 55 Nm
K2 3.7 10^4 Nm / rad
K3 4.3 10^4 Nm / rad
Output Bearing
Pitch Circle Diameter (dp) 0.08 m
Offset (R) 0.01 m
Basic Dynamic Rated Load (C) 109 10^2 N
Basic Static Rated Load (Co) 179 10^2 N
Allowable Moment Load (Mc) 129 Nm
Moment Stiffness (Km) 31 10^4 Nm / rad


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