# N4020: 2023 Sherwood Jeffrey E STOL CH 750

- Status: Valid registration
- Airframe: [Sherwood Jeffrey E STOL CH 750](https://openairdocs.org/model/sherwood-jeffrey-e-stol-ch-750) (registry code 05641PN, 2 seats)
- Engine: [Jabiru 3300A](https://openairdocs.org/engine/jabiru-3300a) (registry code 34804)
- Serial number: 75-8363
- Year built: 2023
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Kit: Zenith Aircraft Co STOL CH 750
- Airworthiness: Experimental, amateur built
- Airworthiness date: June 14, 2023
- Certificate issued: March 29, 2023
- Expires: March 31, 2030
- Mode S code: A4B667
- Registered owner: [Sherwood Jeffrey E](https://openairdocs.org/faa-owner/SHERWOOD%20JEFFREY%20E)
- Location: [Saint Louis, MI](https://openairdocs.org/faa-place/MI/Saint%20Louis)
- Owner type: Individual
- Owner's area on the map: 43.4589° N, 84.5784° W: Placed by OpenAirDocs at the center of ZIP code 48880, within about 5 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4020
- Page: https://openairdocs.org/aircraft/N4020

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 (Sherwood Jeffrey E STOL CH 750)

None in force.

### Matched by engine (Jabiru 3300A)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N4020.

## FAA accident and incident reports

None matched to N4020.

## 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 N4020

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N4020 before.

- [Cancelled 2012-11-15](https://openairdocs.org/deregistered/N4020-2012-11-15): Mustang Copters MC, S/N A-103, built 1969. Registration expired, pending cancellation. Owner: [Breed Staff M](https://openairdocs.org/faa-owner/BREED%20STAFF%20M), [Xxx, OK](https://openairdocs.org/faa-place/OK/Xxx)
- [Cancelled 1939-09-01](https://openairdocs.org/deregistered/N4020-1939-09-01): Fairchild KR-31, S/N 129. Owner: [Chambers Carleton & Chianese Vincent J](https://openairdocs.org/faa-owner/CHAMBERS%20CARLETON%20%26%20CHIANESE%20VINCENT%20J), [Trenton, NJ](https://openairdocs.org/faa-place/NJ/Trenton)

## Related

- Other Sherwood Jeffrey E STOL CH 750 aircraft: https://openairdocs.org/model/sherwood-jeffrey-e-stol-ch-750/aircraft.md
- The Jabiru 3300A engine: https://openairdocs.org/engine/jabiru-3300a.md

---
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.