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 15evidence [n]sources 2
38 N·mAllowable average load torque
50 N·mAllowable start/stop torque
11 N·mBackdriving torque
1
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field · keyvaluesource sentencesourceEvidenceRetrieved · Changed
Allowable average load torqueallowable_average_load_torque
value
as printed 3838 N·m
source sentenceLimit for Average Torque 38 Nm
sourcehttps://www.harmonicdrive.net/products/component-sets/silk-hat/shf-2a/shf-25-30-2a-gr · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Allowable start/stop torqueallowable_startstop_torque
value
as printed 5050 N·m
source sentenceLimit for Repeated Peak Torque 50 Nm
sourcehttps://www.harmonicdrive.net/products/component-sets/silk-hat/shf-2a/shf-25-30-2a-gr · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Backdriving torquebackdriving_torque
value
as printed 1111 N·m
source sentenceBackdriving Torque 11 Nm
sourcehttps://www.harmonicdrive.net/products/component-sets/silk-hat/shf-2a/shf-25-30-2a-gr · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Transmission accuracytransmission_accuracy
value
as printed 1.51.5 arcmin
source sentenceStandard Accuracy 1.5 arc min
sourcehttps://www.harmonicdrive.net/products/component-sets/silk-hat/shf-2a/shf-25-30-2a-gr · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Weightweight
value
as printed 0.480.48 kg
source sentenceMass 0.48 kg
sourcehttps://www.harmonicdrive.net/products/component-sets/silk-hat/shf-2a/shf-25-30-2a-gr · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Allowable start/stop torqueallowable_startstop_torque
valuemeasured at Reduction ratio 30
as printed 5050 N·m
source sentenceSHF-25-30-2A-GR 25 30 27 50 95 11 1.5 0.48 1 1.3 2.1
sourcehttps://www.harmonicdrive.net/products/component-sets/silk-hat/shf-2a · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Backdriving torquebackdriving_torque
valuemeasured at Reduction ratio 30
as printed 1111 N·m
source sentenceSHF-25-30-2A-GR 25 30 27 50 95 11 1.5 0.48 1 1.3 2.1
sourcehttps://www.harmonicdrive.net/products/component-sets/silk-hat/shf-2a · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Transmission accuracytransmission_accuracy
valuemeasured at Reduction ratio 30
as printed 1.51.5 arcmin
source sentenceSHF-25-30-2A-GR 25 30 27 50 95 11 1.5 0.48 1 1.3 2.1
sourcehttps://www.harmonicdrive.net/products/component-sets/silk-hat/shf-2a · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Weightweight
valuemeasured at Reduction ratio 30
as printed 0.480.48 kg
source sentenceSHF-25-30-2A-GR 25 30 27 50 95 11 1.5 0.48 1 1.3 2.1
sourcehttps://www.harmonicdrive.net/products/component-sets/silk-hat/shf-2a · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Reduction ratioreduction_ratio
value
as printed 3030
source sentenceSHF-25-30-2A-GR 25 30 27 50 95 11 1.5 0.48 1 1.3 2.1
sourcehttps://www.harmonicdrive.net/products/component-sets/silk-hat/shf-2a · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Rated torquerated_torque
valuemeasured at Reduction ratio 30 · Rated life basis Rated Torque L10
as printed 2727 N·m
source sentenceSHF-25-30-2A-GR 25 30 27 50 95 11 1.5 0.48 1 1.3 2.1
sourcehttps://www.harmonicdrive.net/products/component-sets/silk-hat/shf-2a · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Peak torquepeak_torque
valuemeasured at Reduction ratio 30
as printed 9595 N·m
source sentenceSHF-25-30-2A-GR 25 30 27 50 95 11 1.5 0.48 1 1.3 2.1
sourcehttps://www.harmonicdrive.net/products/component-sets/silk-hat/shf-2a · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Torsional stiffnesstorsional_stiffness
valuemeasured at Reduction ratio 30 · Stiffness region K1 Torsional Stiffness
as printed 110000 N·m/rad
source sentenceSHF-25-30-2A-GR 25 30 27 50 95 11 1.5 0.48 1 1.3 2.1
sourcehttps://www.harmonicdrive.net/products/component-sets/silk-hat/shf-2a · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Torsional stiffnesstorsional_stiffness
valuemeasured at Reduction ratio 30 · Stiffness region K2 Torsional Stiffness
as printed 1.313000 N·m/rad
source sentenceSHF-25-30-2A-GR 25 30 27 50 95 11 1.5 0.48 1 1.3 2.1
sourcehttps://www.harmonicdrive.net/products/component-sets/silk-hat/shf-2a · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Torsional stiffnesstorsional_stiffness
valuemeasured at Reduction ratio 30 · Stiffness region K3 Torsional Stiffness
as printed 2.121000 N·m/rad
source sentenceSHF-25-30-2A-GR 25 30 27 50 95 11 1.5 0.48 1 1.3 2.1
sourcehttps://www.harmonicdrive.net/products/component-sets/silk-hat/shf-2a · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
specs 15, 15 shown
Source documents.
2 sources the values were read from
2 documents
harmonicdrive.net/products/component-sets/silk-hat/shf-2aMaker's document · 10 valuesRetrieved 2026-09-08
harmonicdrive.net/products/component-sets/silk-hat/shf-2a/shf-25-30-2a-grMaker's document · 5 valuesRetrieved 2026-09-08
DownloadSource files are not published yet: which documents may be published is undecided.
No change
2026-09-08first collected · 2 sources
Next update2026-10-01
Change history kept
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Check joint combinationsJOINT · SHF-25-30-2A-GR · Unclassified
StatusNot applicable
- Family not yet set
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