# N6661B: WSK PZL Mielec M-18A

- Status: Valid registration
- Airframe: [WSK PZL Mielec M-18A](https://openairdocs.org/model/wsk-pzl-mielec-m-18a) (registry code 9810103, 2 seats)
- Engine: [Pezetel ASZ-621R-M18](https://openairdocs.org/engine/pezetel-asz-621r-m18) (registry code 49800)
- Serial number: 1Z022-06
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Restricted, agriculture and pest control
- Airworthiness date: March 29, 1991
- Certificate issued: August 1, 2023
- Expires: August 31, 2030
- Mode S code: A8CD00
- Registered owner: [Mtp Enterprises Inc](https://openairdocs.org/faa-owner/MTP%20ENTERPRISES%20INC)
- Location: [Burke, SD](https://openairdocs.org/faa-place/SD/Burke)
- Owner type: Corporation
- Owner's area on the map: 43.2476° N, 99.2366° W: Placed by OpenAirDocs at the center of ZIP code 57523, within about 9 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=6661B
- Page: https://openairdocs.org/aircraft/N6661B

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 (WSK PZL Mielec M-18A)

None in force.

### Matched by engine (Pezetel ASZ-621R-M18)

None in force.

## Information bulletins (advisory) (2 in force)

- [SAIB CE-00-27](https://openairdocs.org/saib/CE-00-27): . Issued Jul 11, 2000
- [SAIB CE-00-13](https://openairdocs.org/saib/CE-00-13): . Issued Jan 20, 2000

## NTSB investigations

None matched to N6661B.

## 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.

- [Incident 20050708015999I](https://openairdocs.org/incident/20050708015999I), Jul 8, 2005: Wsk M18A (N6661B), Canyon City, CO, Minor damage. (-23) Inflight engine fire was caused by one of the engine driven fuel pump line attachment fittings coming loose and causing fuel leakage. The fuel pump line…

## 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 N6661B

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N6661B before.

- [Cancelled 1989-03-04](https://openairdocs.org/deregistered/N6661B-1989-03-04): Cessna 310B, S/N 35761. Triennial form not returned

## Related

- Other WSK PZL Mielec M-18A aircraft: https://openairdocs.org/model/wsk-pzl-mielec-m-18a/aircraft.md
- The Pezetel ASZ-621R-M18 engine: https://openairdocs.org/engine/pezetel-asz-621r-m18.md

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