# N4MF: 1973 Nanchang China CJ-6

- Status: Valid registration
- Airframe: [Nanchang China CJ-6](https://openairdocs.org/model/nanchang-china-cj-6) (registry code 05628VC, 2 seats)
- Engine: [Amateur-built UNKNOWN ENG](https://openairdocs.org/engine/amateur-built-unknown-eng) (registry code 99999)
- Serial number: 2951203
- Year built: 1973
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, exhibition, racing
- Airworthiness date: August 25, 1997
- Certificate issued: April 15, 2024
- Expires: April 30, 2031
- Mode S code: A4A908
- Registered owner: [Glidden Kenneth W](https://openairdocs.org/faa-owner/GLIDDEN%20KENNETH%20W)
- Location: [Battle Creek, MI](https://openairdocs.org/faa-place/MI/Battle%20Creek)
- Owner type: Individual
- Owner's area on the map: 42.2794° N, 85.2286° W: Placed by OpenAirDocs at the center of ZIP code 49015, 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=4MF
- Page: https://openairdocs.org/aircraft/N4MF

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 (Nanchang China CJ-6)

None in force.

### Matched by engine (Amateur-built UNKNOWN ENG)

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 IAD99LA047](https://openairdocs.org/ntsb/IAD99LA047), May 30, 1999: Nanchang CJ-6A (N4MF), Ocean City, MD, no damage. Probable cause: Was the pilot leaving the magneto switch in the on position while hand rotating the propeller.

## 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 19990530044729A](https://openairdocs.org/incident/19990530044729A), May 30, 1999: Nancng CJ6 (N4MF), Ocean City, MD, No damage. (-23) During pre-flight the engine started when the prop. Was moved checking for a hydraulic lock. The prop. Struck the pilot in the right side resulting in…

## 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 N4MF

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N4MF before.

- [Cancelled 1996-03-20](https://openairdocs.org/deregistered/N4MF-1996-03-20): Fredette M R/Fredette S R RV-4, S/N 3805. Owner: [Fredette Michael R](https://openairdocs.org/faa-owner/FREDETTE%20MICHAEL%20R), [Portland, OR](https://openairdocs.org/faa-place/OR/Portland)
- [Cancelled 1992-11-12](https://openairdocs.org/deregistered/N4MF-1992-11-12): Folsom Michael C MONI, S/N 00229. Owner: [Lilly Jack R](https://openairdocs.org/faa-owner/LILLY%20JACK%20R), [Anza, CA](https://openairdocs.org/faa-place/CA/Anza)

## Related

- Other Nanchang China CJ-6 aircraft: https://openairdocs.org/model/nanchang-china-cj-6/aircraft.md
- The Amateur-built UNKNOWN ENG engine: https://openairdocs.org/engine/amateur-built-unknown-eng.md

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