# N4779G: 1983 Wsk-Pzl-Mielec PZL-M-18, registration cancelled 2002-08-21

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: August 21, 2002
- Status when cancelled: Triennial form not returned
- Airframe: [Wsk-Pzl-Mielec PZL-M-18](https://openairdocs.org/model/wsk-pzl-mielec-pzl-m-18) (registry code 9810102)
- Engine: [Amateur-built UNKNOWN ENG](https://openairdocs.org/engine/amateur-built-unknown-eng) (registry code 99999)
- Serial number: 1Z012-31
- Year built: 1983
- Type of aircraft: Fixed wing single engine
- Airworthiness: Restricted, agriculture and pest control
- Airworthiness date: April 22, 1985
- Certificate issued: January 26, 1990
- Last registry action: June 18, 2002
- Mode S code: A5DEB5
- Owners when cancelled: [Hess William P DBA](https://openairdocs.org/faa-owner/HESS%20WILLIAM%20P%20DBA), [Billy Hess Flying Service](https://openairdocs.org/faa-owner/BILLY%20HESS%20FLYING%20SERVICE)
- Location: [Wynne, AR](https://openairdocs.org/faa-place/AR/Wynne)
- Owner type: Individual
- Owner's area on the map: 35.2297° N, 90.8319° W: Placed by OpenAirDocs at the center of ZIP code 72396, within about 9 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N4779G
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4779G
- Page: https://openairdocs.org/deregistered/N4779G-2002-08-21

From the FAA registry file of October 29, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Wsk-Pzl-Mielec PZL-M-18: https://openairdocs.org/model/wsk-pzl-mielec-pzl-m-18.md

## 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 FTW00LA006](https://openairdocs.org/ntsb/FTW00LA006), Oct 5, 1999: WSK PZL Mielec M18 (N4779G), Weldon, AR, destroyed, 1 fatal. Probable cause: The cause of the accident was undetermined.

## 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 19991005046309A](https://openairdocs.org/incident/19991005046309A), Oct 5, 1999: N4779G, Weldon, AR, No damage. (-23) During cruise portion of flight, the aircraft impacted the ground at a high rate of speed. Evidence of alcohol was discovered in cockpit during…

---
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.