# N90940: 1962 Sikorsky S-58DT, registration cancelled 2013-05-17

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: May 17, 2013
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Sikorsky S-58DT](https://openairdocs.org/model/sikorsky-s-58dt) (registry code 8141842)
- Engine: [U/A Canada PT6 SER 578HP](https://openairdocs.org/engine/u-a-canada-pt6-ser-578hp) (registry code 61502)
- Data sheets: [TCDS 1H11](https://openairdocs.org/tcds/1H11) (OpenAirDocs)
- Serial number: 581439
- Year built: 1962
- Type of aircraft: Rotorcraft
- Engine type: Turbo-shaft
- Airworthiness: Standard
- Certificate issued: August 3, 1976
- Last registry action: September 18, 2007
- Mode S code: AC9398
- Owner when cancelled: [Carson Services Inc](https://openairdocs.org/faa-owner/CARSON%20SERVICES%20INC)
- Location: [Perkasie, PA](https://openairdocs.org/faa-place/PA/Perkasie)
- Owner type: Corporation
- Owner's area on the map: 40.3962° N, 75.2312° W: Placed by OpenAirDocs at the center of ZIP code 18944, within about 4 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N90940
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=90940
- Page: https://openairdocs.org/deregistered/N90940-2013-05-17

From the FAA registry file of November 5, 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 Sikorsky S-58DT: https://openairdocs.org/model/sikorsky-s-58dt.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 NYC78FGT10](https://openairdocs.org/ntsb/NYC78FGT10), Jun 28, 1978: Sikorsky S58DT (N90940), Harrisburg, PA, substantial damage

## 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 19780628015489A](https://openairdocs.org/incident/19780628015489A), Jun 28, 1978: Skrsky S58E (N90940), Harrisburg, PA, Destroyed. Removing 80 ft light tower. Tail turned to blind side of helicopte

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