# N21WW: 1975 Piper PA-23-250, registration cancelled 2017-09-15

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: September 15, 2017
- Status when cancelled: Valid registration
- Airframe: [Piper PA-23-250](https://openairdocs.org/model/piper-pa-23-250) (registry code 7102308)
- Engine: [Lycoming TI0-540 series](https://openairdocs.org/engine/lycoming-ti0-540-series) (registry code 41533)
- Data sheets: [TCDS 1A10](https://openairdocs.org/tcds/1A10), [TCDS E14EA](https://openairdocs.org/tcds/E14EA) (OpenAirDocs)
- Serial number: 27-7554066
- Year built: 1975
- Type of aircraft: Fixed wing multi engine
- Engine type: Turbo-prop
- Airworthiness: Standard, normal
- Airworthiness date: January 15, 1975
- Certificate issued: January 25, 2001
- Last registry action: April 21, 2016
- Mode S code: A1B932
- Owner when cancelled: [Air America Inc](https://openairdocs.org/faa-owner/AIR%20AMERICA%20INC)
- Location: Carolina, PR, RQ
- Owner type: Corporation
- The mark today: https://openairdocs.org/aircraft/N21WW
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=21WW
- Page: https://openairdocs.org/deregistered/N21WW-2017-09-15

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 Piper PA-23-250: https://openairdocs.org/model/piper-pa-23-250.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 ERA17FA195](https://openairdocs.org/ntsb/ERA17FA195), Jun 3, 2017: Piper PA23 (N21WW), San Juan, PR, destroyed, 1 fatal. Probable cause: The pilot's failure to maintain adequate airspeed, properly correct for left yaw, and his exceedance of the airplane's critical angle of attack during initial climb, which resulted in an aerodynamic…

## 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 20170603017789A](https://openairdocs.org/incident/20170603017789A), Jun 3, 2017: Piper PA-23-250 (N21WW), Loiza, PR, Destroyed, 1 fatal. A Piper aztec 23-250 N21WW registered to air america inc. (I32A) and piloted by,[privacy data omitted]. The PIC departed Luis Munoz Marin International Airport…

## Other aircraft with N21WW

- [Registered now](https://openairdocs.org/aircraft/N21WW): Carson Stilson STOL CH 750SD, S/N 75-11712, built 2025

---
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.