# N739NU: 1978 Cessna 172N, registration cancelled 2006-07-12

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: July 12, 2006
- Status when cancelled: Triennial form not returned
- Airframe: [Cessna 172N](https://openairdocs.org/model/cessna-172n) (registry code 2072434)
- Engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508)
- Data sheets: [TCDS 3A12](https://openairdocs.org/tcds/3A12), [TCDS E-274](https://openairdocs.org/tcds/E-274) (OpenAirDocs)
- Serial number: 17270681
- Year built: 1978
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Standard, normal, utility
- Airworthiness date: April 27, 1978
- Certificate issued: December 1, 1999
- Last registry action: April 18, 2006
- Mode S code: A9EDB9
- Owner when cancelled: [Christiansen Aviation Inc](https://openairdocs.org/faa-owner/CHRISTIANSEN%20AVIATION%20INC)
- Location: [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington)
- Owner type: Corporation
- Owner's area on the map: 39.8187° N, 75.5062° W: Placed by OpenAirDocs at the center of ZIP code 19810, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N739NU
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=739NU
- Page: https://openairdocs.org/deregistered/N739NU-2006-07-12

From the FAA registry file of November 5, 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 Cessna 172N: https://openairdocs.org/model/cessna-172n.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 LAX06CA125](https://openairdocs.org/ntsb/LAX06CA125), Mar 7, 2006: Cessna 172N (N739NU), Compton, CA, substantial damage. Probable cause: control interference by the student pilot during a go-around that resulted in an in-flight collision with power lines.

## FAA accident and incident reports (2)

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 20060307002879A](https://openairdocs.org/incident/20060307002879A), Mar 7, 2006: Cessna 172N (N739NU), Compton, CA, Destroyed. (-23) Instructor was demonstrating normal landings to student. Student was to "follow" the instructor through the controls. Winds were a crosswind from the…
- [Incident 19910621038459I](https://openairdocs.org/incident/19910621038459I), Jun 21, 1991: Cessna 172N (N739NU), Islip, NY. Unable to retract flaps while making touch and go landings. Veered off runway into grass.

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