# N9681R: 2001 Robinson Helicopter R44, registration cancelled 2018-01-10

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: January 10, 2018
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Robinson Helicopter R44](https://openairdocs.org/model/robinson-helicopter-r44) (registry code 7640120)
- Engine: [Lycoming O-540-F1B5](https://openairdocs.org/engine/lycoming-o-540-f1b5) (registry code 42353)
- Data sheets: [TCDS H11NM](https://openairdocs.org/tcds/H11NM), [TCDS E-295](https://openairdocs.org/tcds/E-295) (OpenAirDocs)
- Serial number: 1046
- Year built: 2001
- Type of aircraft: Rotorcraft
- Engine type: Reciprocating
- Airworthiness: Multiple
- Airworthiness date: May 3, 2012
- Certificate issued: February 1, 2012
- Last registry action: February 1, 2012
- Mode S code: AD7C69
- Owner when cancelled: [Back Nine Aerial LLC](https://openairdocs.org/faa-owner/BACK%20NINE%20AERIAL%20LLC)
- Location: [Elkhorn, WI](https://openairdocs.org/faa-place/WI/Elkhorn)
- Owner type: Corporation
- Owner's area on the map: 42.7197° N, 88.5343° W: Placed by OpenAirDocs at the center of ZIP code 53121, within about 6 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N9681R
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=9681R
- Page: https://openairdocs.org/deregistered/N9681R-2018-01-10

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 Robinson Helicopter R44: https://openairdocs.org/model/robinson-helicopter-r44.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 CEN13LA448](https://openairdocs.org/ntsb/CEN13LA448), Jul 28, 2013: Robinson R44 (N9681R), Capron, IL, substantial damage. Probable cause: The pilot's failure to maintain main rotor speed while maneuvering at low altitude during an agricultural application flight, which resulted in an uncontrolled descent into terrain.

## 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 20130728014559A](https://openairdocs.org/incident/20130728014559A), Jul 28, 2013: Robinson Helicopter R44 (N9681R), Capron, IL, Substantial damage. [privacy data omitted] Was the pilot in command of N9681R during aerial application on July 28, 2013. [privacy data omitted] Was flying downwind from the spray…

## Other aircraft with N9681R

- [Cancelled 1962-03-09](https://openairdocs.org/deregistered/N9681R-1962-03-09): Beech G18S, S/N BA-491. Exported to Mexico. Owner: [Alamo Aviation Inc](https://openairdocs.org/faa-owner/ALAMO%20AVIATION%20INC), [San Antonio, TX](https://openairdocs.org/faa-place/TX/San%20Antonio)
- [Cancelled (date not recorded)](https://openairdocs.org/deregistered/N9681R-undated): Cessna TU206G, S/N U20606935

---
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.