# N999N: 1976 Rockwell International 500-S, registration cancelled 2003-02-10

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: February 10, 2003
- Status when cancelled: Valid registration
- Airframe: [Rockwell International 500-S](https://openairdocs.org/model/rockwell-international-500-s) (registry code 7630410)
- Engine: [Lycoming TI0-540 series](https://openairdocs.org/engine/lycoming-ti0-540-series) (registry code 41533)
- Data sheets: [TCDS 6A1](https://openairdocs.org/tcds/6A1), [TCDS E14EA](https://openairdocs.org/tcds/E14EA) (OpenAirDocs)
- Serial number: 3277
- Year built: 1976
- Type of aircraft: Fixed wing multi engine
- Engine type: Turbo-prop
- Airworthiness: Standard, normal, utility
- Airworthiness date: May 28, 1976
- Certificate issued: December 15, 2000
- Last registry action: August 13, 2001
- Mode S code: ADF53E
- Owner when cancelled: [Madeira Helicopters Inc](https://openairdocs.org/faa-owner/MADEIRA%20HELICOPTERS%20INC)
- Location: [Naples, FL](https://openairdocs.org/faa-place/FL/Naples)
- Owner type: Corporation
- Owner's area on the map: 26.0436° N, 81.7324° W: Placed by OpenAirDocs at the center of ZIP code 34113, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N999N
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=999N
- Page: https://openairdocs.org/deregistered/N999N-2003-02-10

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 Rockwell International 500-S: https://openairdocs.org/model/rockwell-international-500-s.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 NYC02FA060](https://openairdocs.org/ntsb/NYC02FA060), Feb 17, 2002: Rockwell 500S (N999N), Exeter, RI, substantial damage, 1 fatal. Probable cause: The pilot's failure to maintain control after encountering icing conditions while on approach for landing. Factors in this accident were the night light conditions and pilot's failure to select the…

## 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 20020217002339A](https://openairdocs.org/incident/20020217002339A), Feb 17, 2002: Gulstm 500S (N999N), Exeter, RI, No damage, 1 fatal. (-23) Narrative attached in ptrs form. Record id, NE012002B0583. Other address listed in isis under aircraft registry master file: [privacy data omitted] NTSB…

## Other aircraft with N999N

- [Cancelled 1965-07-08](https://openairdocs.org/deregistered/N999N-1965-07-08): Ryan NAVION A, S/N NAV4-1701. Owner: [US Air Force](https://openairdocs.org/faa-owner/US%20AIR%20FORCE), [Washington, DC](https://openairdocs.org/faa-place/DC/Washington)
- [Cancelled 1932-10-04](https://openairdocs.org/deregistered/N999N-1932-10-04): Northrop Glider NORTHROP ONE, S/N PT-1 SUB. Owner: [Richard J Meis](https://openairdocs.org/faa-owner/RICHARD%20J%20MEIS), [Enid, OK](https://openairdocs.org/faa-place/OK/Enid)

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