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Components › Unclassified › Harmonic Drive Systems
CSF-8-50-2UPAdd to cart
Series reference image, not this exact model · from harmonicdrive.netCSF-8-50-2UP — CSF-8-50-2UP — manufacturer part page image1 / 1
哈默纳科（上海）商贸有限公司 · Harmonic Drive Systems

CSF-8-50-2UP

Unclassified · active · sources 4
specs 28evidence [n]sources 4

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2.3 N·mAllowable average load torque
3.3 N·mAllowable start/stop torque
2 arcminTransmission accuracy
1

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Specs.

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field · keyvaluesource sentencesourceEvidenceRetrieved · Changed
Allowable average load torqueallowable_average_load_torque
value
as printed 2.32.3 N·m
source sentenceLimit for Average Torque 2.3 Nm
sourcehttps://www.harmonicdrive.net/products/miniature-products/miniature-gearheads/csf-2up/csf-8-50-2up · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Allowable start/stop torqueallowable_startstop_torque
value
as printed 3.33.3 N·m
source sentenceLimit for Repeated Peak Torque 3.3 Nm
sourcehttps://www.harmonicdrive.net/products/miniature-products/miniature-gearheads/csf-2up/csf-8-50-2up · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Transmission accuracytransmission_accuracy
value
as printed 22 arcmin
source sentenceStandard Accuracy 2 arc min
sourcehttps://www.harmonicdrive.net/products/miniature-products/miniature-gearheads/csf-2up/csf-8-50-2up · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Weightweight
value
as printed 0.20.2 kg
source sentenceMass 0.2 kg
sourcehttps://www.harmonicdrive.net/products/miniature-products/miniature-gearheads/csf-2up/csf-8-50-2up · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Allowable average load torqueallowable_average_load_torque
value
as printed 2.32.3 N·m
source sentenceLimit for Average Torque 2.3 Nm
sourcehttps://www.harmonicdrive.net/products/gear-units/miniature-gear-units/csf-2up/csf-8-50-2up · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-06Changed —
Allowable start/stop torqueallowable_startstop_torque
value
as printed 3.33.3 N·m
source sentenceLimit for Repeated Peak Torque 3.3 Nm
sourcehttps://www.harmonicdrive.net/products/gear-units/miniature-gear-units/csf-2up/csf-8-50-2up · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-06Changed —
Transmission accuracytransmission_accuracy
value
as printed 22 arcmin
source sentenceStandard Accuracy 2 arc min
sourcehttps://www.harmonicdrive.net/products/gear-units/miniature-gear-units/csf-2up/csf-8-50-2up · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-06Changed —
Weightweight
value
as printed 0.20.2 kg
source sentenceMass 0.2 kg
sourcehttps://www.harmonicdrive.net/products/gear-units/miniature-gear-units/csf-2up/csf-8-50-2up · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-06Changed —
Allowable start/stop torqueallowable_startstop_torque
valuemeasured at Reduction ratio 50
as printed 3.33.3 N·m
source sentenceCSF-8-50-2UP 8 50 1.8 3.3 6.6 2 0.2 0.03 0.05 0.06 2
sourcehttps://www.harmonicdrive.net/products/gear-units/miniature-gear-units/csf-2up · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Transmission accuracytransmission_accuracy
valuemeasured at Reduction ratio 50
as printed 22 arcmin
source sentenceCSF-8-50-2UP 8 50 1.8 3.3 6.6 2 0.2 0.03 0.05 0.06 2
sourcehttps://www.harmonicdrive.net/products/gear-units/miniature-gear-units/csf-2up · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Weightweight
valuemeasured at Reduction ratio 50
as printed 0.20.2 kg
source sentenceCSF-8-50-2UP 8 50 1.8 3.3 6.6 2 0.2 0.03 0.05 0.06 2
sourcehttps://www.harmonicdrive.net/products/gear-units/miniature-gear-units/csf-2up · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Allowable start/stop torqueallowable_startstop_torque
valuemeasured at Reduction ratio 50
as printed 3.33.3 N·m
source sentenceCSF-8-50-2UP 8 50 1.8 3.3 6.6 2 0.2 0.03 0.05 0.06 2
sourcehttps://www.harmonicdrive.net/products/miniature-products/miniature-gearheads/csf-2up · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Transmission accuracytransmission_accuracy
valuemeasured at Reduction ratio 50
as printed 22 arcmin
source sentenceCSF-8-50-2UP 8 50 1.8 3.3 6.6 2 0.2 0.03 0.05 0.06 2
sourcehttps://www.harmonicdrive.net/products/miniature-products/miniature-gearheads/csf-2up · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Weightweight
valuemeasured at Reduction ratio 50
as printed 0.20.2 kg
source sentenceCSF-8-50-2UP 8 50 1.8 3.3 6.6 2 0.2 0.03 0.05 0.06 2
sourcehttps://www.harmonicdrive.net/products/miniature-products/miniature-gearheads/csf-2up · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Reduction ratioreduction_ratio
value
as printed 5050
source sentenceCSF-8-50-2UP 8 50 1.8 3.3 6.6 2 0.2 0.03 0.05 0.06 2
sourcehttps://www.harmonicdrive.net/products/gear-units/miniature-gear-units/csf-2up · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Rated torquerated_torque
valuemeasured at Reduction ratio 50 · Rated life basis Rated Torque L10
as printed 1.81.8 N·m
source sentenceCSF-8-50-2UP 8 50 1.8 3.3 6.6 2 0.2 0.03 0.05 0.06 2
sourcehttps://www.harmonicdrive.net/products/gear-units/miniature-gear-units/csf-2up · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Peak torquepeak_torque
valuemeasured at Reduction ratio 50
as printed 6.66.6 N·m
source sentenceCSF-8-50-2UP 8 50 1.8 3.3 6.6 2 0.2 0.03 0.05 0.06 2
sourcehttps://www.harmonicdrive.net/products/gear-units/miniature-gear-units/csf-2up · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Torsional stiffnesstorsional_stiffness
valuemeasured at Reduction ratio 50 · Stiffness region K1 Torsional Stiffness
as printed 0.03300 N·m/rad
source sentenceCSF-8-50-2UP 8 50 1.8 3.3 6.6 2 0.2 0.03 0.05 0.06 2
sourcehttps://www.harmonicdrive.net/products/gear-units/miniature-gear-units/csf-2up · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Torsional stiffnesstorsional_stiffness
valuemeasured at Reduction ratio 50 · Stiffness region K2 Torsional Stiffness
as printed 0.05500 N·m/rad
source sentenceCSF-8-50-2UP 8 50 1.8 3.3 6.6 2 0.2 0.03 0.05 0.06 2
sourcehttps://www.harmonicdrive.net/products/gear-units/miniature-gear-units/csf-2up · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Torsional stiffnesstorsional_stiffness
valuemeasured at Reduction ratio 50 · Stiffness region K3 Torsional Stiffness
as printed 0.06600 N·m/rad
source sentenceCSF-8-50-2UP 8 50 1.8 3.3 6.6 2 0.2 0.03 0.05 0.06 2
sourcehttps://www.harmonicdrive.net/products/gear-units/miniature-gear-units/csf-2up · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Output moment stiffnessoutput_moment_stiffness
valuemeasured at Reduction ratio 50
as printed 220000 N·m/rad
source sentenceCSF-8-50-2UP 8 50 1.8 3.3 6.6 2 0.2 0.03 0.05 0.06 2
sourcehttps://www.harmonicdrive.net/products/gear-units/miniature-gear-units/csf-2up · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Reduction ratioreduction_ratio
value
as printed 5050
source sentenceCSF-8-50-2UP 8 50 1.8 3.3 6.6 2 0.2 0.03 0.05 0.06 2
sourcehttps://www.harmonicdrive.net/products/miniature-products/miniature-gearheads/csf-2up · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Rated torquerated_torque
valuemeasured at Reduction ratio 50 · Rated life basis Rated Torque L10
as printed 1.81.8 N·m
source sentenceCSF-8-50-2UP 8 50 1.8 3.3 6.6 2 0.2 0.03 0.05 0.06 2
sourcehttps://www.harmonicdrive.net/products/miniature-products/miniature-gearheads/csf-2up · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Peak torquepeak_torque
valuemeasured at Reduction ratio 50
as printed 6.66.6 N·m
source sentenceCSF-8-50-2UP 8 50 1.8 3.3 6.6 2 0.2 0.03 0.05 0.06 2
sourcehttps://www.harmonicdrive.net/products/miniature-products/miniature-gearheads/csf-2up · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Torsional stiffnesstorsional_stiffness
valuemeasured at Reduction ratio 50 · Stiffness region K1 Torsional Stiffness
as printed 0.03300 N·m/rad
source sentenceCSF-8-50-2UP 8 50 1.8 3.3 6.6 2 0.2 0.03 0.05 0.06 2
sourcehttps://www.harmonicdrive.net/products/miniature-products/miniature-gearheads/csf-2up · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Torsional stiffnesstorsional_stiffness
valuemeasured at Reduction ratio 50 · Stiffness region K2 Torsional Stiffness
as printed 0.05500 N·m/rad
source sentenceCSF-8-50-2UP 8 50 1.8 3.3 6.6 2 0.2 0.03 0.05 0.06 2
sourcehttps://www.harmonicdrive.net/products/miniature-products/miniature-gearheads/csf-2up · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Torsional stiffnesstorsional_stiffness
valuemeasured at Reduction ratio 50 · Stiffness region K3 Torsional Stiffness
as printed 0.06600 N·m/rad
source sentenceCSF-8-50-2UP 8 50 1.8 3.3 6.6 2 0.2 0.03 0.05 0.06 2
sourcehttps://www.harmonicdrive.net/products/miniature-products/miniature-gearheads/csf-2up · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Output moment stiffnessoutput_moment_stiffness
valuemeasured at Reduction ratio 50
as printed 220000 N·m/rad
source sentenceCSF-8-50-2UP 8 50 1.8 3.3 6.6 2 0.2 0.03 0.05 0.06 2
sourcehttps://www.harmonicdrive.net/products/miniature-products/miniature-gearheads/csf-2up · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
specs 28, 28 shown

Source documents.

4 sources the values were read from

4 documents
harmonicdrive.net/products/gear-units/miniature-gear-units/csf-2upMaker's document · 10 valuesRetrieved 2026-09-08
harmonicdrive.net/products/miniature-products/miniature-gearheads/csf-2upMaker's document · 10 valuesRetrieved 2026-09-08
DownloadSource files are not published yet: which documents may be published is undecided.
No change
2026-09-06first collected · 4 sources
Next update2026-10-01

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JOINT · CSF-8-50-2UP · Unclassified
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哈默纳科（上海）商贸有限公司Harmonic Drive Systems
WRC2026-B-008Hall BBooth B110CNharmonicdrive.net · official
This supplier's parts 1,815Supplier page

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