# N4599: 1954 Sikorsky S-55, registration cancelled 2012-12-07

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: December 7, 2012
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Sikorsky S-55](https://openairdocs.org/model/sikorsky-s-55) (registry code 8141602)
- Data sheets: [TCDS 1H4](https://openairdocs.org/tcds/1H4) (OpenAirDocs)
- Serial number: 55-802
- Year built: 1954
- Type of aircraft: Rotorcraft
- Certificate issued: August 23, 1971
- Last registry action: September 18, 2007
- Mode S code: A5971E
- Owner when cancelled: [Carson Service Inc](https://openairdocs.org/faa-owner/CARSON%20SERVICE%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/N4599
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4599
- Page: https://openairdocs.org/deregistered/N4599-2012-12-07

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 Sikorsky S-55: https://openairdocs.org/model/sikorsky-s-55.md

---
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.