# N9158U: 1999 Robinson Helicopter R44, registration cancelled 2017-06-15

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: June 15, 2017
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Robinson Helicopter R44](https://openairdocs.org/model/robinson-helicopter-r44) (registry code 7640120)
- Engine: [Lycoming 0-540 series](https://openairdocs.org/engine/lycoming-0-540-series) (registry code 41532)
- Data sheets: [TCDS H11NM](https://openairdocs.org/tcds/H11NM), [TCDS E-295](https://openairdocs.org/tcds/E-295) (OpenAirDocs)
- Serial number: 0604
- Year built: 1999
- Type of aircraft: Rotorcraft
- Engine type: Reciprocating
- Airworthiness: Standard, normal
- Airworthiness date: May 10, 1999
- Certificate issued: July 19, 2001
- Last registry action: October 18, 2007
- Mode S code: ACACC1
- Owner when cancelled: [Midstate Aviation Inc](https://openairdocs.org/faa-owner/MIDSTATE%20AVIATION%20INC)
- Location: [Ham Lake, MN](https://openairdocs.org/faa-place/MN/Ham%20Lake)
- Owner type: Corporation
- Owner's area on the map: 45.2456° N, 93.2599° W: Placed by OpenAirDocs at the center of ZIP code 55304, within about 5 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N9158U
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=9158U
- Page: https://openairdocs.org/deregistered/N9158U-2017-06-15

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 Robinson Helicopter R44: https://openairdocs.org/model/robinson-helicopter-r44.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 CHI05FA274](https://openairdocs.org/ntsb/CHI05FA274), Sep 24, 2005: Robinson R44 (N9158U), Drummond, WI, substantial damage, 3 fatal. Probable cause: Clearance not obtained/maintained by the pilot during an unknown phase of flight. Contributing factors were the improper use of procedures by the pilot, the inadequate surveillance of the operation…

## 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 20050924026479A](https://openairdocs.org/incident/20050924026479A), Sep 24, 2005: Robsin R44 (N9158U), Drummond, WI, Destroyed, 3 fatal. (-23) Aircraft struck power line wire 40 feet over lake when conducting sightseeing ride. Pilot hours make, model and last 90 days unknown.

## Other aircraft with N9158U

- [Cancelled 1983-02-12](https://openairdocs.org/deregistered/N9158U-1983-02-12): Cessna 150M, S/N 15078109. Administratively canceled. Owner: [Agape Air Inc](https://openairdocs.org/faa-owner/AGAPE%20AIR%20INC), [Durham, NH](https://openairdocs.org/faa-place/NH/Durham)

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