# N474ER: 2018 Brian J Tollefson ZENITH STOL CH 750

- Status: Valid registration
- Airframe: [Brian J Tollefson ZENITH STOL CH 750](https://openairdocs.org/model/brian-j-tollefson-zenith-stol-ch-750) (registry code 056377L, 2 seats)
- Engine: [Ulpower 350I](https://openairdocs.org/engine/ulpower-350i) (registry code 62001)
- Serial number: 75-8359
- Year built: 2018
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Kit: Zenith Aircraft Co STOL CH 750
- Airworthiness: Experimental, amateur built
- Airworthiness date: February 15, 2019
- Certificate issued: November 29, 2018
- Expires: November 30, 2028
- Mode S code: A5D06A
- Registered owner: [Tollefson Brian J](https://openairdocs.org/faa-owner/TOLLEFSON%20BRIAN%20J)
- Location: [Brandon, MS](https://openairdocs.org/faa-place/MS/Brandon)
- Owner type: Individual
- Owner's area on the map: 32.4517° N, 89.9508° W: Placed by OpenAirDocs at the center of ZIP code 39047, 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=474ER
- Page: https://openairdocs.org/aircraft/N474ER

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 (Brian J Tollefson ZENITH STOL CH 750)

None in force.

### Matched by engine (Ulpower 350I)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N474ER.

## FAA accident and incident reports

None matched to N474ER.

## 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.

## Service difficulty reports on N474ER not matched to an aircraft (2)

They name N474ER, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.

- [SDR 99ZZZX1632](https://openairdocs.org/sdr/99ZZZX1632), Feb 26, 1999: SCREW. LOOSE. BOTH DISTRIBUTOR BLOCK SCREWS AND BREAKER POINT PIVOT SCREW FOUND LOOSE DURING FIRST 500-HOUR INSPECTION.
- [SDR 99ZZZX1596](https://openairdocs.org/sdr/99ZZZX1596), Feb 26, 1999: SCREW. LOOSE. BOTH DISTRIBUTOR BLOCK SCREWS AND BREAKER POINT PIVOT SCREW FOUND LOOSE DURING FIRST 500-HOUR INSPECTION.

## STCs that may be installed (OpenAirDocs)

None matched to this aircraft's models.

## Related

- Other Brian J Tollefson ZENITH STOL CH 750 aircraft: https://openairdocs.org/model/brian-j-tollefson-zenith-stol-ch-750/aircraft.md
- The Ulpower 350I engine: https://openairdocs.org/engine/ulpower-350i.md

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