# N11XR: 1971 Cassutt IIIM, registration cancelled 2011-03-09

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: March 9, 2011
- Status when cancelled: Valid registration
- Airframe: [Cassutt IIIM](https://openairdocs.org/model/cassutt-iiim) (registry code 19704G7)
- Engine: [Continental 0-200 series](https://openairdocs.org/engine/continental-0-200-series) (registry code 17020)
- Data sheets: [TCDS E-252](https://openairdocs.org/tcds/E-252) (OpenAirDocs)
- Serial number: H-1
- Year built: 1971
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, racing
- Airworthiness date: October 23, 1978
- Certificate issued: August 22, 2005
- Last registry action: September 11, 2007
- Mode S code: A02BF7
- Owner when cancelled: [Valley Air Service Inc](https://openairdocs.org/faa-owner/VALLEY%20AIR%20SERVICE%20INC)
- Location: [Caldwell, ID](https://openairdocs.org/faa-place/ID/Caldwell)
- Owner type: Corporation
- Owner's area on the map: 43.6695° N, 116.6510° W: Placed by OpenAirDocs at the center of ZIP code 83605, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N11XR
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=11XR
- Page: https://openairdocs.org/deregistered/N11XR-2011-03-09

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 Cassutt IIIM: https://openairdocs.org/model/cassutt-iiim.md

## NTSB investigations (2)

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 SEA07FA264](https://openairdocs.org/ntsb/SEA07FA264), Sep 14, 2007: Tuttle Cassutt Iiim (N11XR), Reno, NV, destroyed, 1 fatal. Probable cause: The failure of the pilots of both aircraft to maintain an adequate visual lookout and clearance from one another during a low altitude aerial race.
- [NTSB SEA80FYA11](https://openairdocs.org/ntsb/SEA80FYA11), Mar 16, 1980: Cassutt 3M (N11XR), Boise, ID, destroyed

## FAA accident and incident reports (2)

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 20070914020812A](https://openairdocs.org/incident/20070914020812A), Sep 14, 2007: Amtr CASSUTT3M (N11XR), Reno, NV, Destroyed, 1 fatal. (-23) During the Reno air race, N1VD passed N11XR slightly lower and to the right of N11XR. As both aircraft approached pylon 1 of the formula one race, N11XR…
- [Accident 19800316005919A](https://openairdocs.org/incident/19800316005919A), Mar 16, 1980: Amtrsx CASSUTT1 (N11XR), Boise, ID, Destroyed. Engine rough. Hit wires trying to land in farm field. Nonstandard fouled spark plugs in engine.

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