# N503DB: 1991 Batman Wilbur D CHALLENGER II, registration cancelled 2002-05-20

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: May 20, 2002
- Status when cancelled: Triennial form not returned
- Airframe: [Batman Wilbur D CHALLENGER II](https://openairdocs.org/model/batman-wilbur-d-challenger-ii) (registry code 05676NX)
- Engine: [Bombardier ROTAX (ALL)](https://openairdocs.org/engine/bombardier-rotax-all) (registry code 09050)
- Serial number: 90CW0554
- Year built: 1991
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, amateur built
- Airworthiness date: May 24, 1991
- Certificate issued: May 3, 1999
- Last registry action: April 16, 2002
- Mode S code: A64562
- Owner when cancelled: [Hinricks James M](https://openairdocs.org/faa-owner/HINRICKS%20JAMES%20M)
- Location: [Shoreview, MN](https://openairdocs.org/faa-place/MN/Shoreview)
- Owner type: Individual
- Owner's area on the map: 45.0830° N, 93.1405° W: Placed by OpenAirDocs at the center of ZIP code 55126, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N503DB
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=503DB
- Page: https://openairdocs.org/deregistered/N503DB-2002-05-20

From the FAA registry file of October 28, 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 Batman Wilbur D CHALLENGER II: https://openairdocs.org/model/batman-wilbur-d-challenger-ii.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 CHI91DEX04](https://openairdocs.org/ntsb/CHI91DEX04), Jul 4, 1991: Wilbur D. Batman Challenger II (N503DB), Lebanon, IN, substantial damage. Probable cause: FAILURE TO MAINTAIN STALL AIRSPEED WHILE EXECUTING A FORCED LANDING. A FACTOR RELATED TO THE ACCIDENT IS FAILURE OF THE ENGINE STARTER CLUTCH.

## 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 19910704026319A](https://openairdocs.org/incident/19910704026319A), Jul 4, 1991: Amtrqc CHALLENGER2 (N503DB), Lebanon, IN, Substantial damage. Engine slowed and quit on climbout. Crash landed. Starter clutch bearing failed,jammed crankshaft stopping engine.

## Other aircraft with N503DB

- [Registered now](https://openairdocs.org/aircraft/N503DB): Quad City Ultralights CHALLENGER II, S/N CH2-0397-1586, built 2007
- [Cancelled 1990-08-14](https://openairdocs.org/deregistered/N503DB-1990-08-14): Batman Wilbur D CHALLENGER II, S/N CH20586B0198. Triennial form not returned

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