# N993YC: 1971 Rotorcraft Development OH-58A+, registration cancelled 2018-09-20

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: September 20, 2018
- Status when cancelled: Sale reported, canceled
- Airframe: [Rotorcraft Development OH-58A+](https://openairdocs.org/model/rotorcraft-development-oh-58a-plus) (registry code 3740050)
- Engine: [Allison T63-A-720](https://openairdocs.org/engine/allison-t63-a-720) (registry code 03083)
- Data sheets: [TCDS R00006DE](https://openairdocs.org/tcds/R00006DE) (OpenAirDocs)
- Serial number: 71-20367
- Year built: 1971
- Type of aircraft: Rotorcraft
- Engine type: Turbo-shaft
- Airworthiness: Experimental, research and development, amateur built, racing, crew training
- Airworthiness date: June 6, 2012
- Last registry action: November 6, 2017
- Mode S code: ADDFF1
- Location: [Pawleys Island, SC](https://openairdocs.org/faa-place/SC/Pawleys%20Island)
- Owner type: Individual
- Owner's area on the map: 33.5565° N, 79.0890° W: Placed by OpenAirDocs at the center of ZIP code 29585, within about 4 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N993YC
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=993YC
- Page: https://openairdocs.org/deregistered/N993YC-2018-09-20

From the FAA registry file of October 29, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Rotorcraft Development OH-58A+: https://openairdocs.org/model/rotorcraft-development-oh-58a-plus.md

## NTSB investigations (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB GAA17CA265](https://openairdocs.org/ntsb/GAA17CA265), May 7, 2017: Rotorcraft Development OH-58A+ (N993YC), Waterloo, IL, substantial damage. Probable cause: The pilot’s failure to see and avoid transmission wires while maneuvering at a low altitude.

## FAA accident and incident reports (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 20170507008699A](https://openairdocs.org/incident/20170507008699A), May 7, 2017: Rotorcraft Development Corp OH-58A+ (N993YC), Waterloo, IL, Destroyed. On may 07, 2017 at approximately 1450CST OH-58A+ helicopter, N993YC contacted power lines while performing aerial spraying operations which caused the pilot to…

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