# N4WP: 2026 Cirrus Design SF50

- Status: Valid registration (dealer)
- Airframe: [Cirrus Design SF50](https://openairdocs.org/model/cirrus-design-sf50) (registry code 2130010, 7 seats)
- Engine: [Williams FJ33-5A](https://openairdocs.org/engine/williams-fj33-5a) (registry code 66015)
- Data sheets: [TCDS A00018CH](https://openairdocs.org/tcds/A00018CH) (Cirrus Design Corporation), [TCDS E3GL](https://openairdocs.org/tcds/E3GL) (Williams International Company L.L.C.) (OpenAirDocs)
- Serial number: 0799
- Year built: 2026
- Type: Fixed wing single engine
- Engine type: Turbo-fan
- Airworthiness: Standard, normal
- Airworthiness date: July 30, 2026
- Mode S code: A4A9F1
- Registered owner: [Cirrus Design Corp](https://openairdocs.org/faa-owner/CIRRUS%20DESIGN%20CORP)
- Location: [Duluth, MN](https://openairdocs.org/faa-place/MN/Duluth)
- Owner type: Non-citizen corporation
- Owner's area on the map: 46.8385° N, 92.2222° W: Placed by OpenAirDocs at the center of ZIP code 55811, 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=4WP
- Page: https://openairdocs.org/aircraft/N4WP

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): 3 in force

### Matched by airframe (Cirrus Design SF50)

- [AD 2023-04-20](https://openairdocs.org/ad/2023-04-20): Auto Flight System · Cirrus Design SF50. Effective Mar 21, 2023
- [AD 2020-03-50](https://openairdocs.org/ad/2020-03-50): Communications · Cirrus Design SF50. Effective Jun 11, 2020
- [AD 2019-08-51](https://openairdocs.org/ad/2019-08-51): Flight Controls · Cirrus Design SF50. Effective Jun 17, 2019

### Matched by engine (Williams FJ33-5A)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N4WP.

## FAA accident and incident reports

None matched to N4WP.

## 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 N4WP not matched to an aircraft (1)

They name N4WP, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.

- [SDR 2019F00076](https://openairdocs.org/sdr/2019F00076), Oct 4, 2018: SHUTOFF VALVE. MALFUNCTIONED. HOT AIR RUSHING INTO THE COCKPIT AFTER TAKE OFF. CREW FLEW AROUND AND LANDED AIRCRAFT IMMEDIATELY. AIRCRAFT LANDED OVERWEIGHT. AN OVERWEIGHT LANDING INSPECTION 

## STCs that may be installed (OpenAirDocs) (3)

Approved for this aircraft's airframe or engine model, in force first, then newest. The registry doesn't record which STCs an aircraft has; its records do.

### Approved for the airframe (Cirrus Design SF50)

- [STC SA09887AC](https://openairdocs.org/stc/SA09887AC): Installation of an Avionica MK-III mini Quick Access Recorder (QAR) and optional 4G or LTE Avionica Cellular Module (avCM. Aircraft Systems and Manufacturing Inc
- [STC SA04615CH](https://openairdocs.org/stc/SA04615CH): BasicMed 6-place occupancy restriction. CIRRUS DESIGN CORPORATON
- [STC SA00401BO](https://openairdocs.org/stc/SA00401BO): Installation of a SkyTrax100B UAT receiver. Avidyne Corporation

## Related

- Other Cirrus Design SF50 aircraft: https://openairdocs.org/model/cirrus-design-sf50/aircraft.md
- The Williams FJ33-5A engine: https://openairdocs.org/engine/williams-fj33-5a.md

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