# N9491D: 1960 Piper PA-18-150, registration cancelled 1971-03-01

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: March 1, 1971
- Status when cancelled: Sale reported
- Airframe: [Piper PA-18-150](https://openairdocs.org/model/piper-pa-18-150) (registry code 7101828)
- Engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508)
- Data sheets: [TCDS 1A2](https://openairdocs.org/tcds/1A2), [TCDS E-274](https://openairdocs.org/tcds/E-274) (OpenAirDocs)
- Serial number: 18-7436
- Year built: 1960
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Standard
- Last registry action: January 14, 1977
- Mode S code: AD3116
- Location: [Oklahoma City, OK](https://openairdocs.org/faa-place/OK/Oklahoma%20City)
- Owner type: Individual
- Owner's area on the map: 35.4676° N, 97.5164° W: Placed by OpenAirDocs: center of Oklahoma City, OK, within about 14 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N9491D
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=9491D
- Page: https://openairdocs.org/deregistered/N9491D-1971-03-01

From the FAA registry file of November 4, 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 Piper PA-18-150: https://openairdocs.org/model/piper-pa-18-150.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 ANC68A0046](https://openairdocs.org/ntsb/ANC68A0046), May 8, 1968: Piper PA-18 (N9491D), Kenai, AK, substantial damage, 1 fatal

## Other aircraft with N9491D

- [Registered now](https://openairdocs.org/aircraft/N9491D): Cessna T182T, S/N T18209087, built 2013

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