# N789MC: Hughes TH-55A, registration cancelled 1995-03-20

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: March 20, 1995
- Status when cancelled: Valid registration
- Airframe: [Hughes TH-55A](https://openairdocs.org/model/hughes-th-55a) (registry code 4471004)
- Data sheets: [TCDS 4H12](https://openairdocs.org/tcds/4H12) (OpenAirDocs)
- Serial number: 6716789
- Type of aircraft: Rotorcraft
- Certificate issued: May 7, 1992
- Last registry action: May 11, 1992
- Mode S code: AAB30B
- Owner when cancelled: [Chatham County Commissioners](https://openairdocs.org/faa-owner/CHATHAM%20COUNTY%20COMMISSIONERS)
- Location: [Savannah, GA](https://openairdocs.org/faa-place/GA/Savannah)
- Owner type: Government
- Owner's area on the map: 32.0835° N, 81.0998° W: Placed by OpenAirDocs: center of Savannah, GA, within about 6 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N789MC
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=789MC
- Page: https://openairdocs.org/deregistered/N789MC-1995-03-20

From the FAA registry file of October 31, 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 Hughes TH-55A: https://openairdocs.org/model/hughes-th-55a.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 ATL94GA148](https://openairdocs.org/ntsb/ATL94GA148), Jul 30, 1994: Hughes TH-55A (N789MC), Savannah, GA, substantial damage. Probable cause: The loss of engine power for undetermined reasons.

## 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 19940730047839A](https://openairdocs.org/incident/19940730047839A), Jul 30, 1994: Hughes TH55A (N789MC), Savannah, GA, Substantial damage. Mosquito control spray craft lost power. Autorotated into trees. No engine anomalies except carboned sooty plugs.

## Other aircraft with N789MC

- [Cancelled 2018-03-20](https://openairdocs.org/deregistered/N789MC-2018-03-20): Cessna T310Q, S/N 310Q0914, built 1973. Registration expired, pending cancellation. Owner: [Aerospace Trust Management LLC Trustee](https://openairdocs.org/faa-owner/AEROSPACE%20TRUST%20MANAGEMENT%20LLC%20TRUSTEE), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.