The U.S. aircraft register, updated daily
Deregistered · FAA record as of October 2, 2026
N4187U

N4187U is not currently registered. It was last assigned to a Piper PA-28-181 built in 1998. The FAA cancelled the registration on November 14, 2025. The last status on file was "valid registration". The number has been on and off the register 2 times.

N4187U is reserved by a private party since November 14, 2025. Reservation type: Two-year hold for canceled N-numbers.

Piper PA-28-181 cancelled November 14, 2025

Serial number
2843201
Type
Fixed-wing, single engine · Piston (reciprocating)
Year built
1998
Last status
Valid registration
Certificate issued
September 2, 2004
Last FAA action
May 19, 2023
Last owner
Inter American University Of Puerto Rico (Corporation)
Bayamon, PR
Airworthiness
Standard · Normal; Utility

Cessna 150 cancelled September 8, 1970

Serial number
15060187
Type
Fixed-wing, single engine · Piston (reciprocating)
Year built
—
Last status
Valid registration
Certificate issued
February 5, 1968
Last FAA action
—
Last owner
Arey Martin J (Co-owned)
Airworthiness
None on file

NTSB accident and incident record under N4187U

ERA25LA275Accident on July 21, 2025 at San Juan, PR: no injuries, substantial damage.

Aircraft on the NTSB record: Piper PA28 · serial 2843201

The student pilot’s excessing pitch attitude during takeoff, which resulted in a loss of aircraft control and aerodynamic stall.

A tail number passes between aircraft over the years; match the serial number on the NTSB record against the airframe above. Source: NTSB aviation accident database, records through September 30, 2026.

Source: FAA Civil Aviation Registry, Releasable Aircraft Database, October 2, 2026. See this number on the FAA site