# N9123R: 1995 Stanley Ernie Sigurd KOLB MARK III

- Status: Valid registration
- Airframe: [Stanley Ernie Sigurd KOLB MARK III](https://openairdocs.org/model/stanley-ernie-sigurd-kolb-mark-iii) (registry code 05601WF, 2 seats)
- Engine: [Bombardier ROTAX (ALL)](https://openairdocs.org/engine/bombardier-rotax-all) (registry code 09050)
- Serial number: 4317477E
- Year built: 1995
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, amateur built
- Airworthiness date: October 11, 1995
- Certificate issued: January 4, 2017
- Expires: January 31, 2030
- Mode S code: ACA0EA
- Registered owner: [Breitigam Daniel L](https://openairdocs.org/faa-owner/BREITIGAM%20DANIEL%20L)
- Location: [Harrison, TN](https://openairdocs.org/faa-place/TN/Harrison)
- Owner type: Individual
- Owner's area on the map: 35.2199° N, 85.0730° W: Placed by OpenAirDocs at the center of ZIP code 37341, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=9123R
- Page: https://openairdocs.org/aircraft/N9123R

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.

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

### Matched by airframe (Stanley Ernie Sigurd KOLB MARK III)

None in force.

### Matched by engine (Bombardier ROTAX (ALL))

None in force.

## Information bulletins (advisory)

None matched.

## 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 ERA18LA134](https://openairdocs.org/ntsb/ERA18LA134), Apr 20, 2018: Stanley Ernie Sigurd Kolb Mark (N9123R), Collegedale, TN, destroyed, 1 fatal. Probable cause: The pilot's loss of airplane control, which resulted in an aerodynamic stall. Contributing to the accident was the pilot's improper decision to take off in the nonairworthy airplane in which he had…

## 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 20180420014859A](https://openairdocs.org/incident/20180420014859A), Apr 20, 2018: Stanley Ernie Sigurd KOLB MARK III (N9123R), Collegedale, TN, Destroyed, 1 fatal. Prior to the accident, the pilot was conducting taxi checks. The checks consisted of low speed taxi turns, high speed taxiing with momentary flight below 10…

## 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 N9123R

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N9123R before.

- [Cancelled 1991-03-14](https://openairdocs.org/deregistered/N9123R-1991-03-14): Cessna A188B, S/N 18802125T. Triennial form not returned. Owner: [Farmers Aero Service Inc](https://openairdocs.org/faa-owner/FARMERS%20AERO%20SERVICE%20INC), [Cleveland, MS](https://openairdocs.org/faa-place/MS/Cleveland)

## Related

- Other Stanley Ernie Sigurd KOLB MARK III aircraft: https://openairdocs.org/model/stanley-ernie-sigurd-kolb-mark-iii/aircraft.md
- The Bombardier ROTAX (ALL) engine: https://openairdocs.org/engine/bombardier-rotax-all.md

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