# N520PA: Bell 47G-4A, registration cancelled 1981-06-17

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: June 17, 1981
- Exported to: Switzerland
- Status when cancelled: Valid registration
- Airframe: [Bell 47G-4A](https://openairdocs.org/model/bell-47g-4a) (registry code 1181031)
- Data sheets: [TCDS 2H3](https://openairdocs.org/tcds/2H3) (OpenAirDocs)
- Serial number: 7608
- Type of aircraft: Rotorcraft
- Certificate issued: June 11, 1979
- Mode S code: A68A34
- Owner when cancelled: [Grogan Helicopters Inc](https://openairdocs.org/faa-owner/GROGAN%20HELICOPTERS%20INC)
- Location: [Riverview, FL](https://openairdocs.org/faa-place/FL/Riverview)
- Owner type: Corporation
- The mark today: https://openairdocs.org/aircraft/N520PA
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=520PA
- Page: https://openairdocs.org/deregistered/N520PA-1981-06-17

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 Bell 47G-4A: https://openairdocs.org/model/bell-47g-4a.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 CHI70D0056](https://openairdocs.org/ntsb/CHI70D0056), Jun 19, 1969: Bell 47G-4A (N520PA), Cumberland, KY, substantial damage

## Other aircraft with N520PA

- [Registered now](https://openairdocs.org/aircraft/N520PA): Hughes Helicopters HUGHES 369D, S/N 490505D

---
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.