NTSB CAROL · Event
Event ANC79FA018
Registry · N7512N
FAA Aircraft Registry record.
Make / Model
ROBINSON HELICOPTER R44 II
Year of manufacture
2003
TCDS
H11NM · ROBINSON HELICOPTER CO
Engine
LYCOMING IO-540 SER (300 hp)
Seats / Engines
4 seats · 1 engine
Last airworthiness date
20030722
ADS-B equipped
Yes — Mode-S AA206B
Registrant of record
REGISTRATION PENDING
Source: FAA Aircraft Registry (releasable master file).
Aircraft involved
Historical record (pre-1982)
NTSB recorded this accident in the pre-1982 coded-field schema — structured fields rather than free-text narrative. Decoded codes use established NTSB single-letter taxonomies; cause factors remain verbatim pending the Form 6120.4 codebook lookup.
Aircraft
BEECH 36 · N7512N
Damage
Substantial
Craft type
Airplane
Classification
Accident
Light condition
Dawn
Weather
VMC
Phase of flight
D1
Operator type
E
Airport
UNALAKLEET
Kind of flying
CI
Weather at impact
Sky
UNKNOWN/NOT REPORTED
Aircraft history
Serial number
00000000E-46
Total time
2,855 hrs
Pilot
Certificate
Commercial
Total hours
1,960
Age
37
Cause factors
- 74/C/AB C POWERPLANT CRANKSHAFT Cause
- 88/C/36 C MISCELLANEOUS ACTS,CONDITIONS FATIGUE FRACTURE Cause
- 88/B/DG B MISCELLANEOUS ACTS,CONDITIONS INTENTIONAL WHEELS-UP
Decoded against the NTSB Form 6120.4 cause-factor codebook (ct_Pre1982 table). Each row shows the raw triplet, modifier (Cause / Factor / etc.), category, and specific code.
Source: NTSB pre-1982 historical archive. Docket
3 4310.
Source file
NTSB_1978_3_4310.txt.
Modern CAROL record on
data.ntsb.gov ↗.
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Related research
What the literature says.
Academic papers and agency reports matching this event's aircraft type. Sourced from NASA NTRS, NTSB Safety Studies, FAA CAMI, AOPA Air Safety Institute, Embry-Riddle Scholarly Commons, arXiv, and the Semantic Scholar academic graph.
- arXiv 2022 · arXiv preprint
Zero Touch Coordinated UAV Network Formation for 360° Views of a Moving Ground Target in Remote VR Applications
Unmanned aerial vehicles (UAVs) with on-board cameras are widely used for remote surveillance and video capturing applications.
- Embry-Riddle Scholarly Commons 2021 · Journal article (IJAAA)
Internet of Things 36-rotor Multicopter for Ionizing Radiation Surveying
This paper presents an Internet of things 36-rotor unmanned aerial vehicle suitable for radiological surveying of buildings and facilities.
- NASA NTRS 2019 · Other - NACA Research Memorandum
Ditching Tests of Two Models of the Army B-36 Airplane
The ditching characteristics of the Army B-36 airplane were determined by testing 1/20- and 1/30-scale dynamic models in calm water in Langley tank no. 2 and at the outdoor catapult.
- NASA NTRS 2019 · Other
Differential Pressures on a Pitot-venturi and a Pitot-static Nozzle over 360 Degrees Pitch and Yaw
Measurements of the differential pressures on two navy air-speed nozzles, consisting of a Zahm type Pitot-Venturi tube and a SQ-16 two-pronged Pitot-static tube, in a tunnel air stream of fixed speed …
- NASA NTRS 2019 · Technical Memorandum (TM)
Flutter clearance of the Schweizer 1-36 deep-stall sailplane
A Schweizer 1-36 sailplane was modified for a controlled, deep-stall flight program. This modification allowed the horizontal stabilizer to pivot as much as 70 deg leading edge down.
- NASA NTRS 2026 · Technical Memorandum (TM)
Assessing National Airspace System Impact of the Hybrid Electric Turboprop Commercial Freighter
The Hybrid Electric Turboprop Commercial Freighter (HETCOF) is a large turboprop aircraft using hybrid electric propulsion designed to reduce cost and emissions for narrowbody cargo operations capable…
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