# N84HA: 1984 Cessna 421C, registration cancelled 2024-02-15

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: February 15, 2024
- Status when cancelled: Valid registration
- Airframe: [Cessna 421C](https://openairdocs.org/model/cessna-421c) (registry code 2076016)
- Engine: [Continental GTSI0-520-F-K](https://openairdocs.org/engine/continental-gtsi0-520-f-k) (registry code 17031)
- Data sheets: [TCDS A7CE](https://openairdocs.org/tcds/A7CE) (OpenAirDocs)
- Serial number: 421C-1407
- Year built: 1984
- Type of aircraft: Fixed wing multi engine
- Engine type: Reciprocating
- Airworthiness: Standard, normal
- Airworthiness date: July 12, 1984
- Certificate issued: October 5, 2017
- Last registry action: March 24, 2023
- Mode S code: AB7E30
- Owner when cancelled: [Wheels Up LLC](https://openairdocs.org/faa-owner/WHEELS%20UP%20LLC)
- Location: [Cromwell, CT](https://openairdocs.org/faa-place/CT/Cromwell)
- Owner type: LLC
- Owner's area on the map: 41.6164° N, 72.6615° W: Placed by OpenAirDocs at the center of ZIP code 06416, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N84HA
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=84HA
- Page: https://openairdocs.org/deregistered/N84HA-2024-02-15

From the FAA registry file of November 3, 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 Cessna 421C: https://openairdocs.org/model/cessna-421c.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 ERA21LA134](https://openairdocs.org/ntsb/ERA21LA134), Feb 22, 2021: Cessna 421 (N84HA), St. Marys, PA, substantial damage. Probable cause: The pilot’s decision to continue the approach to a snow-covered runway in low-visibility conditions with limited ability to visually differentiate the left runway edge from the snow berm that ran…

## 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 20210222005269A](https://openairdocs.org/incident/20210222005269A), Feb 22, 2021: Cessna 421C (N84HA), St. Mary'S, PA, Substantial damage. On February 22, 2021, pilot in command [privacy data omitted], obtained a preflight weather briefing via foreflite prior to departure for a flight originating…

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