# N770X: 2009 Keystone Helicopter S-76C, registration cancelled 2010-07-16

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: July 16, 2010
- Exported to: India
- Status when cancelled: Valid registration
- Airframe: [Keystone Helicopter S-76C](https://openairdocs.org/model/keystone-helicopter-s-76c) (registry code 4900105)
- Engine: [Turbomeca ARRIEL-2S2](https://openairdocs.org/engine/turbomeca-arriel-2s2) (registry code 60036)
- Data sheets: [TCDS H1NE](https://openairdocs.org/tcds/H1NE), [TCDS E00054EN](https://openairdocs.org/tcds/E00054EN) (OpenAirDocs)
- Serial number: 760770
- Year built: 2009
- Type of aircraft: Rotorcraft
- Engine type: Turbo-shaft
- Airworthiness: Standard, transport
- Airworthiness date: June 15, 2009
- Certificate issued: January 13, 2010
- Last registry action: January 13, 2010
- Mode S code: AA6B14
- Owner when cancelled: [Sharma Thakur M Trustee](https://openairdocs.org/faa-owner/SHARMA%20THAKUR%20M%20TRUSTEE)
- Location: [Old Greenwich, CT](https://openairdocs.org/faa-place/CT/Old%20Greenwich)
- Owner type: Individual
- Owner's area on the map: 41.0273° N, 73.5708° W: Placed by OpenAirDocs at the center of ZIP code 06870, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N770X
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=770X
- Page: https://openairdocs.org/deregistered/N770X-2010-07-16

From the FAA registry file of October 28, 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 Keystone Helicopter S-76C: https://openairdocs.org/model/keystone-helicopter-s-76c.md

## Other aircraft with N770X

- [Registered now](https://openairdocs.org/aircraft/N770X): Learjet 60, S/N 60-336, built 2008
- [Cancelled 1990-11-13](https://openairdocs.org/deregistered/N770X-1990-11-13): Beech 58, S/N TH23. Second triennial mailing, no response

---
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.