# N4255Q: Hard Alan XP 503, registration cancelled 1998-04-30

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: April 30, 1998
- Status when cancelled: Triennial form not returned
- Airframe: [Hard Alan XP 503](https://openairdocs.org/model/hard-alan-xp-503) (registry code 05644TV)
- Serial number: H630503
- Type of aircraft: Fixed wing single engine
- Certificate issued: July 9, 1991
- Last registry action: December 17, 1997
- Mode S code: A51148
- Owner when cancelled: [Hard Alan N](https://openairdocs.org/faa-owner/HARD%20ALAN%20N)
- Location: [North Aurora, IL](https://openairdocs.org/faa-place/IL/North%20Aurora)
- Owner type: Individual
- Owner's area on the map: 41.8087° N, 88.3484° W: Placed by OpenAirDocs at the center of ZIP code 60542, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N4255Q
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4255Q
- Page: https://openairdocs.org/deregistered/N4255Q-1998-04-30

From the FAA registry file of October 31, 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 Hard Alan XP 503: https://openairdocs.org/model/hard-alan-xp-503.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 CHI95LA330](https://openairdocs.org/ntsb/CHI95LA330), Sep 23, 1995: Hard Maxair Drifter (N4255Q), Mexico, MO, substantial damage. Probable cause: fuel exhaustion as a result of excessive fuel flow, and failure of the pilot not properly monitoring fuel consumption. Rough/uneven terrain in the emergency landing area was a related factor.

## 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 19950923030029A](https://openairdocs.org/incident/19950923030029A), Sep 23, 1995: Amtr XP503 (N4255Q), Mexico, MO, Substantial damage. (.4)The pilot reported that he based his fuel calculations on the typical fuel burn of 4.5 gallons per hour. On the first leg of the flight, his calculations…

---
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.