Data captured: · Published: · Update delayed: this release is over 8 days old.
Series reference image, not this exact model · from harmonicdrive.net
1 / 1
1 / 1specs 19evidence [n]sources 2
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190 N·mAllowable average load torque
220 N·mAllowable start/stop torque
3.9 N·mBackdriving torque
1
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field · keyvaluesource sentencesourceEvidenceRetrieved · Changed
Allowable average load torqueallowable_average_load_torque
value
as printed 190190 N·m
source sentenceLimit for Average Torque 190 Nm
sourcehttps://www.harmonicdrive.net/products/servo-mount-gearheads/harmonic-planetary/hpg-r-planetary-gearbox/32/hpg-32r-9 · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-06Changed —
Allowable start/stop torqueallowable_startstop_torque
value
as printed 220220 N·m
source sentenceLimit for Repeated Peak Torque 220 Nm
sourcehttps://www.harmonicdrive.net/products/servo-mount-gearheads/harmonic-planetary/hpg-r-planetary-gearbox/32/hpg-32r-9 · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-06Changed —
Backdriving torquebackdriving_torque
value
as printed 3.93.9 N·m
source sentenceBackdriving Torque 3.9 Nm
sourcehttps://www.harmonicdrive.net/products/servo-mount-gearheads/harmonic-planetary/hpg-r-planetary-gearbox/32/hpg-32r-9 · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-06Changed —
Transmission accuracytransmission_accuracy
value
as printed 44 arcmin
source sentenceStandard Accuracy 4 arc min
sourcehttps://www.harmonicdrive.net/products/servo-mount-gearheads/harmonic-planetary/hpg-r-planetary-gearbox/32/hpg-32r-9 · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-06Changed —
Allowable start/stop torqueallowable_startstop_torque
valuemeasured at Reduction ratio 09
as printed 220220 N·m
source sentenceHPG-32R-9 32 120 09 86 139 220 650 6,000 < 3 < 1 3.9 4 3.1 7.4 42.1 3,340 4,990
sourcehttps://www.harmonicdrive.net/products/servo-mount-gearheads/harmonic-planetary/hpg-r-planetary-gearbox · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Backdriving torquebackdriving_torque
valuemeasured at Reduction ratio 09
as printed 3.93.9 N·m
source sentenceHPG-32R-9 32 120 09 86 139 220 650 6,000 < 3 < 1 3.9 4 3.1 7.4 42.1 3,340 4,990
sourcehttps://www.harmonicdrive.net/products/servo-mount-gearheads/harmonic-planetary/hpg-r-planetary-gearbox · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Transmission accuracytransmission_accuracy
valuemeasured at Reduction ratio 09
as printed 44 arcmin
source sentenceHPG-32R-9 32 120 09 86 139 220 650 6,000 < 3 < 1 3.9 4 3.1 7.4 42.1 3,340 4,990
sourcehttps://www.harmonicdrive.net/products/servo-mount-gearheads/harmonic-planetary/hpg-r-planetary-gearbox · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Weightweight
valuemeasured at Reduction ratio 09
as printed 3.13.1 kg
source sentenceHPG-32R-9 32 120 09 86 139 220 650 6,000 < 3 < 1 3.9 4 3.1 7.4 42.1 3,340 4,990
sourcehttps://www.harmonicdrive.net/products/servo-mount-gearheads/harmonic-planetary/hpg-r-planetary-gearbox · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Reduction ratioreduction_ratio
value
as printed 099
source sentenceHPG-32R-9 32 120 09 86 139 220 650 6,000 < 3 < 1 3.9 4 3.1 7.4 42.1 3,340 4,990
sourcehttps://www.harmonicdrive.net/products/servo-mount-gearheads/harmonic-planetary/hpg-r-planetary-gearbox · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Rated torquerated_torque
valuemeasured at Reduction ratio 09 · Rated life basis Rated Torque L10
as printed 8686 N·m
source sentenceHPG-32R-9 32 120 09 86 139 220 650 6,000 < 3 < 1 3.9 4 3.1 7.4 42.1 3,340 4,990
sourcehttps://www.harmonicdrive.net/products/servo-mount-gearheads/harmonic-planetary/hpg-r-planetary-gearbox · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Rated torquerated_torque
valuemeasured at Reduction ratio 09 · Rated life basis Rated Torque L50
as printed 139139 N·m
source sentenceHPG-32R-9 32 120 09 86 139 220 650 6,000 < 3 < 1 3.9 4 3.1 7.4 42.1 3,340 4,990
sourcehttps://www.harmonicdrive.net/products/servo-mount-gearheads/harmonic-planetary/hpg-r-planetary-gearbox · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Peak torquepeak_torque
valuemeasured at Reduction ratio 09
as printed 650650 N·m
source sentenceHPG-32R-9 32 120 09 86 139 220 650 6,000 < 3 < 1 3.9 4 3.1 7.4 42.1 3,340 4,990
sourcehttps://www.harmonicdrive.net/products/servo-mount-gearheads/harmonic-planetary/hpg-r-planetary-gearbox · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Max input speedmax_input_speed
valuemeasured at Reduction ratio 09
as printed 6,0006000 r/min
source sentenceHPG-32R-9 32 120 09 86 139 220 650 6,000 < 3 < 1 3.9 4 3.1 7.4 42.1 3,340 4,990
sourcehttps://www.harmonicdrive.net/products/servo-mount-gearheads/harmonic-planetary/hpg-r-planetary-gearbox · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Backlashbacklash
valuemeasured at Backlash grade Gear Backlash · Reduction ratio 09
< 3
source sentenceHPG-32R-9 32 120 09 86 139 220 650 6,000 < 3 < 1 3.9 4 3.1 7.4 42.1 3,340 4,990
sourcehttps://www.harmonicdrive.net/products/servo-mount-gearheads/harmonic-planetary/hpg-r-planetary-gearbox · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Backlashbacklash
valuemeasured at Backlash grade Gear Backlash Reduced · Reduction ratio 09
< 1
source sentenceHPG-32R-9 32 120 09 86 139 220 650 6,000 < 3 < 1 3.9 4 3.1 7.4 42.1 3,340 4,990
sourcehttps://www.harmonicdrive.net/products/servo-mount-gearheads/harmonic-planetary/hpg-r-planetary-gearbox · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Torsional stiffnesstorsional_stiffness
valuemeasured at Reduction ratio 09 · Stiffness region K1 Torsional Stiffness
as printed 7.474000 N·m/rad
source sentenceHPG-32R-9 32 120 09 86 139 220 650 6,000 < 3 < 1 3.9 4 3.1 7.4 42.1 3,340 4,990
sourcehttps://www.harmonicdrive.net/products/servo-mount-gearheads/harmonic-planetary/hpg-r-planetary-gearbox · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Output moment stiffnessoutput_moment_stiffness
valuemeasured at Reduction ratio 09
as printed 42.1421000 N·m/rad
source sentenceHPG-32R-9 32 120 09 86 139 220 650 6,000 < 3 < 1 3.9 4 3.1 7.4 42.1 3,340 4,990
sourcehttps://www.harmonicdrive.net/products/servo-mount-gearheads/harmonic-planetary/hpg-r-planetary-gearbox · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Radial loadradial_load
valuemeasured at Reduction ratio 09
as printed 3,3403340 N
source sentenceHPG-32R-9 32 120 09 86 139 220 650 6,000 < 3 < 1 3.9 4 3.1 7.4 42.1 3,340 4,990
sourcehttps://www.harmonicdrive.net/products/servo-mount-gearheads/harmonic-planetary/hpg-r-planetary-gearbox · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Axial loadaxial_load
valuemeasured at Reduction ratio 09
as printed 4,9904990 N
source sentenceHPG-32R-9 32 120 09 86 139 220 650 6,000 < 3 < 1 3.9 4 3.1 7.4 42.1 3,340 4,990
sourcehttps://www.harmonicdrive.net/products/servo-mount-gearheads/harmonic-planetary/hpg-r-planetary-gearbox · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
specs 19, 19 shown
Source documents.
2 sources the values were read from
2 documents
harmonicdrive.net/products/servo-mount-gearheads/harmonic-planetary/hpg-r-planetary-gearboxMaker's document · 15 valuesRetrieved 2026-09-08
harmonicdrive.net/products/servo-mount-gearheads/harmonic-planetary/hpg-r-planetary-gearbox/32/hpg-32r-9Maker's document · 4 valuesRetrieved 2026-09-06
DownloadSource files are not published yet: which documents may be published is undecided.
No change
2026-09-06first collected · 2 sources
Next update2026-10-01
Change history kept
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Check joint combinationsJOINT · HPG-32R-9 · Unclassified
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