# N4187U: 1998 Piper PA-28-181, registration cancelled 2025-11-14

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: November 14, 2025
- Status when cancelled: Valid registration
- Airframe: [Piper PA-28-181](https://openairdocs.org/model/piper-pa-28-181) (registry code 7102807)
- Engine: [Lycoming O&VO-360 series](https://openairdocs.org/engine/lycoming-o-vo-360-series) (registry code 41514)
- Data sheets: [TCDS 2A13](https://openairdocs.org/tcds/2A13) (OpenAirDocs)
- Serial number: 2843201
- Year built: 1998
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Standard, normal, utility
- Airworthiness date: December 17, 1998
- Certificate issued: September 2, 2004
- Last registry action: May 19, 2023
- Mode S code: A4F538
- Owners when cancelled: [Inter American University Of Puerto Rico](https://openairdocs.org/faa-owner/INTER%20AMERICAN%20UNIVERSITY%20OF%20PUERTO%20RICO), [School Of Aeronautics](https://openairdocs.org/faa-owner/SCHOOL%20OF%20AERONAUTICS)
- Location: Bayamon, PR, RQ
- Owner type: Corporation
- The mark today: https://openairdocs.org/aircraft/N4187U
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4187U
- Page: https://openairdocs.org/deregistered/N4187U-2025-11-14

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 Piper PA-28-181: https://openairdocs.org/model/piper-pa-28-181.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 ERA25LA275](https://openairdocs.org/ntsb/ERA25LA275), Jul 21, 2025: Piper PA28 (N4187U), San Juan, PR, substantial damage. Probable cause: The student pilot’s excessing pitch attitude during takeoff, which resulted in a loss of aircraft control and aerodynamic stall.

## 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 20250721012959A](https://openairdocs.org/incident/20250721012959A), Jul 21, 2025: Piper PA-28-181 (N4187U), San Juan, PR, Destroyed. On July 21, 2025, about 1048 atlantic standard time, a Piper PA-28-181 airplane crashed shortly after departing runway 09 at Fernando Luis Ribas dominnicci…

## Other aircraft with N4187U

- [Cancelled 1970-09-08](https://openairdocs.org/deregistered/N4187U-1970-09-08): Cessna 150, S/N 15060187. Owner: [Arey Martin J](https://openairdocs.org/faa-owner/AREY%20MARTIN%20J)

---
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.