# N665SP: 1998 Cessna 172S, registration cancelled 2012-04-26

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: April 26, 2012
- Status when cancelled: Second triennial form not returned
- Airframe: [Cessna 172S](https://openairdocs.org/model/cessna-172s) (registry code 2072439)
- Engine: [Lycoming IO-540 series](https://openairdocs.org/engine/lycoming-io-540-series) (registry code 41530)
- Data sheets: [TCDS 3A12](https://openairdocs.org/tcds/3A12), [TCDS 1E4](https://openairdocs.org/tcds/1E4) (OpenAirDocs)
- Serial number: 172S8069
- Year built: 1998
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Standard, normal
- Airworthiness date: December 15, 1998
- Certificate issued: November 21, 2002
- Last registry action: September 24, 2010
- Mode S code: A8C86A
- 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: 39.7999° N, 75.5422° W: Placed by OpenAirDocs at the center of ZIP code 19803, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N665SP
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=665SP
- Page: https://openairdocs.org/deregistered/N665SP-2012-04-26

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 Cessna 172S: https://openairdocs.org/model/cessna-172s.md

## Service difficulty reports (1)

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

- [SDR 2004FA0000394](https://openairdocs.org/sdr/2004FA0000394), Apr 14, 2004: SERVO. INOPERATIVE. ENGINE HAD VERY ROUGH AND RICH IDLE, COULD NOT ADJUST IDLE MIXTURE IAW AD. FUEL SERVO WAS INSTALLED ON A FRESH O/H ENGINE AND FUEL SERVO WAS ALSO FRESH FROM O/H

## 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 WPR12FA105](https://openairdocs.org/ntsb/WPR12FA105), Feb 15, 2012: Cessna 172S (N665SP), North Bend, WA, substantial damage, 3 fatal. Probable cause: The pilot's physical impairment due to alcohol, which adversely affected his ability to operate the airplane and to maintain clearance from mountainous terrain while operating in dark night…

## 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 20120215003099A](https://openairdocs.org/incident/20120215003099A), Feb 15, 2012: Cessna 172S (N665SP), Northbend, WA, Destroyed, 3 fatal. Cause of accident unknown. It appears from looking at the radar track data provided by ATC of N665SP and looking at a terminal area chart that the aircraft…

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