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Registered aircraft · FAA record as of October 26, 2026Dehavilland DHC-6 TWIN OTTER
N166DH is a Dehavilland DHC-6 TWIN OTTER, a fixed-wing airplane with more than one motor with turboprop engines, built in 1967. It has 16 seats. It is registered to Randigo LLC, an LLC in Wilmington, Delaware. The registration is valid: it was issued on October 20, 2022 and expires on October 31, 2029. It holds a standard airworthiness certificate for normal, dated November 14, 1986.
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Flight history: where it flew in the last seven days · follow it on the live map
Aircraft
- Maker
- Dehavilland
- Model
- DHC-6 TWIN OTTER · all DHC-6 TWIN OTTERs and related versions
- Built of
- aluminiumThe airframe is aluminium: sheet metal over a riveted frame, the way most aircraft have been built since the 1940s. This is how the Dehavilland DHC-6 family is built; the FAA does not record construction for each aircraft, and the type certificate data sheet is the authority for this one.
- Serial number
- 66
- Type
- Fixed-wing, multi-engineFAA type of aircraft code 5 (the FAA's broad category for the airframe). Every aircraft with this code · All codes
- Power
- TurbopropFAA type of engine code 2 (what powers it, as the FAA classes engines). Every aircraft with this code · All codes, 2 motors · P&W PT6A SER · 750 hp
- Seats
- 16
- Year built
- 1967
- Cruising speed
- 123 mph
- Transponder code
- A1084B (octal 50204113)
Registration
- Status
- Valid registrationFAA registration status code V (whether the registration certificate is in force). Every aircraft with this code · All codes
- Certificate issued
- October 20, 2022
- Expires
- October 31, 2029
- Last FAA action
- September 9, 2023
- Airworthiness
- StandardFAA airworthiness class code 1 (the kind of airworthiness certificate it flies under and what it is approved for). Every aircraft with this code · All codes · NormalFAA certificate purpose code N (the kind of airworthiness certificate it flies under and what it is approved for). All codes · November 14, 1986
- FAA region
- EasternFAA region code 1 (the FAA regional office that handles the record). All codes
- FAA record id
- 00922017
Owner as the FAA publishes it
- Name
- Randigo LLC
- Type
- LLCFAA type of owner code 7 (who holds the registration: a person, a company, a trust or a government body). Every aircraft with this code · All codes
- Address
- 3200 Kirkwood Hwy # 1093
Wilmington, DE 19808-6153
Owners can ask the FAA to withhold their name and address from public files. When they do, those fields are blank here as well. How that works.
Documents on file 0
No bills of sale, loans or other documents are indexed against this tail number.
Connections how N166DH links to the rest of the register
- Dehavilland DHC-6 114 registered
- Dehavilland 861 aircraft on the register
- Built of aluminium · as the model family is built; the register does not record it per aircraft
- Pratt & Whitney PT6A series 2,217 aircraft with this engine series · 750 hp
- Randigo LLC 28 aircraft in the fleet
- Wilmington, DE 7,374 aircraft registered in this town
- New Castle Airport · ILG
- Delaware 10,952 aircraft registered
- FAA orders naming the Dehavilland DHC-6 70 airworthiness directives
- Failure reports filed on the Dehavilland DHC-6 956 reports since 1995
- Approved modifications for the Dehavilland DHC-6 312 supplemental type certificates
- FAA orders naming the Pratt & Whitney PT6A series 2 airworthiness directives
- Failure reports on the Pratt & Whitney PT6A series 8,208 reports since 1995
The whole map of how records connect · these connections as data: /graph/aircraft/N166DH.json.
Records check free · 2 to understand · 3 clear
The public federal record on N166DH, read the way a buyer, lender or insurer reads it: FAA registration, prior tail numbers keyed on the serial number, reuse of the tail number, recent registry filings, and the NTSB accident record under this and every earlier registration.
Valid registration to Randigo LLC, an LLC, certificate issued October 20, 2022, expires October 31, 2029. No fractional interest recorded. [1]
The airworthiness certificate on file is dated November 14, 1986, 19 years after the 1967 manufacture year. A re-issued certificate commonly follows export and re-import, a rebuild, or a return to the register after cancellation. The cause is documented in the FAA aircraft records file, which the full report obtains. [1]
No earlier tail number is recorded against serial 66 for this model in the deregistered file. [2]
No other airframe has carried N166DH according to the deregistered file. [2]
No bills of sale, loans or releases have reached the registry in recent weeks. The index covers only recent filings; older liens are in the records file. [3]
2 NTSB records under N166DH: Accident on June 8, 2025 at Tullahoma, TN: serious injuries, substantial damage. Accident on October 11, 2019 at Cedartown, GA: no injuries, substantial damage. Details below. [4]
These live in the FAA aircraft records file (every document ever filed against the aircraft) and, for larger aircraft, the International Registry. Part of the full report.
AD compliance against the logbooks and flight-activity reconciliation are researched layers of the full report.
NTSB records 2
Aircraft on the NTSB record: Dehavilland DHC-6 TWIN OTTER · operated under 091
On June 8, 2025, about 1220 central daylight time, a DeHavilland DHC-6 Twin Otter, N166DH, was involved in an accident near Tullahoma, Tennessee. The commercial pilot and five passengers were seriously injured, and 15 passengers were not injured. The flight was being conducted as a 14 Code of Federal Regulations Part 91 skydiving flight. The pilot was attempting to take off from runway 24 at the Tullahoma Regional Airport (THA), Tullahoma, TN. The accident flight was his fourth flight in the airplane that day. The pilot stated the takeoff was normal and he raised the flaps once the airplane wa…
Full record in plain English · Docket and reports at the NTSB
Aircraft on the NTSB record: De Havilland DHC 6 TWIN OTTER · operated under 091
***This report was modified on June 4, 2020. Please see the docket for this accident to view the original report.*** The departing pilot's failure to see and avoid the arriving airplane as it was turning off the runway from which the departing pilot was taking off.
Full record in plain English · Docket and reports at the NTSB
- FAA Releasable Aircraft Database, master file, file of October 26, 2026. registry.faa.gov/
- FAA deregistered aircraft file (part of the same download), file of October 26, 2026. registry.faa.gov/
- FAA document index: registry documents received in recent weeks, file of October 26, 2026. registry.faa.gov/
- NTSB aviation accident database (CAROL), records through September 30, 2026. data.ntsb.gov/carol-main-public/basic-search
This automated check reads the public federal record. Nothing here is a legal opinion, an appraisal or a statement about the aircraft's condition; a CLEAR line is a statement about the searched record, not the aircraft.
Source: FAA Civil Aviation Registry, Releasable Aircraft Database, October 26, 2026. See this record on the FAA site · This record as data