# N7077B: Excalibur EXCALIBUR

- Status: Valid registration
- Airframe: [Excalibur EXCALIBUR](https://openairdocs.org/model/excalibur-excalibur) (registry code 05902ZN, 2 seats)
- Engine: [Rotax 503 series](https://openairdocs.org/engine/rotax-503-series) (registry code 55564)
- Serial number: 102203
- Type: Fixed wing single engine
- Engine type: 2 cycle
- Airworthiness: Experimental, registered before 01/31/08
- Airworthiness date: January 21, 2008
- Certificate issued: February 12, 2026
- Expires: February 28, 2033
- Mode S code: A971DE
- Registered owner: [Risner Colby E](https://openairdocs.org/faa-owner/RISNER%20COLBY%20E)
- Location: [Collinwood, TN](https://openairdocs.org/faa-place/TN/Collinwood)
- Owner type: Individual
- Owner's area on the map: 35.2039° N, 87.6692° W: Placed by OpenAirDocs at the center of ZIP code 38450, within about 6 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=7077B
- Page: https://openairdocs.org/aircraft/N7077B

From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination. The registry lists only the engine series, so ADs for every Rotax 503 model are included.

## ADs that may apply (OpenAirDocs): 0 in force

### Matched by airframe (Excalibur EXCALIBUR)

None in force.

### Matched by engine (Rotax 503 series)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N7077B.

## FAA accident and incident reports

None matched to N7077B.

## Service difficulty reports

None filed for this aircraft. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

## STCs that may be installed (OpenAirDocs)

None matched to this aircraft's models.

## Earlier aircraft with N7077B

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N7077B before.

- [Cancelled 2004-10-19](https://openairdocs.org/deregistered/N7077B-2004-10-19): Bell 206-L4, S/N 52037, built 1993. Triennial form not returned. Owner: [Petroleum Helicopters Inc](https://openairdocs.org/faa-owner/PETROLEUM%20HELICOPTERS%20INC), [Lafayette, LA](https://openairdocs.org/faa-place/LA/Lafayette)

## Related

- Other Excalibur EXCALIBUR aircraft: https://openairdocs.org/model/excalibur-excalibur/aircraft.md
- The Rotax 503 series engine: https://openairdocs.org/engine/rotax-503-series.md

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