# N4621Y: Piper PA-18-150, registration cancelled 2023-11-27

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: November 27, 2023
- Status when cancelled: Assigned, pending cancellation
- 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: 18-8942
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Multiple
- Airworthiness date: September 23, 1999
- Last registry action: May 27, 2023
- Mode S code: A5A39B
- The mark today: https://openairdocs.org/aircraft/N4621Y
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4621Y
- Page: https://openairdocs.org/deregistered/N4621Y-2023-11-27

From the FAA registry file of November 7, 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 ANC85LA080](https://openairdocs.org/ntsb/ANC85LA080), May 11, 1985: Piper PA-18-150 (N4621Y), Iliamna, AK, substantial damage

## 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 19940917028149A](https://openairdocs.org/incident/19940917028149A), Sep 17, 1994: Piper PA18150 (N4621Y), Substantial damage. Aircraft found with broken windshield, crumpled wings and no one around.
- [Accident 19850510016579A](https://openairdocs.org/incident/19850510016579A), May 10, 1985: Piper PA18150 (N4621Y), Iliamna, AK, Substantial damage. Right wingtip contacted ice during turn towards an island. White out conditions existed.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.