# N94SM: 1994 Manweiler Steven R ACRO SPORT II, registration cancelled 2018-04-18

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: April 18, 2018
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Manweiler Steven R ACRO SPORT II](https://openairdocs.org/model/manweiler-steven-r-acro-sport-ii) (registry code 05624N8)
- Engine: [Lycoming I0360 SER A&C](https://openairdocs.org/engine/lycoming-i0360-ser-a-c) (registry code 41511)
- Serial number: 733
- Year built: 1994
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, amateur built
- Airworthiness date: September 21, 1994
- Certificate issued: September 25, 2014
- Last registry action: September 25, 2014
- Mode S code: AD0C6B
- Owner when cancelled: [Biplane Crazy LLC](https://openairdocs.org/faa-owner/BIPLANE%20CRAZY%20LLC)
- Location: [Hamilton, OH](https://openairdocs.org/faa-place/OH/Hamilton)
- Owner type: Corporation
- Owner's area on the map: 39.4266° N, 84.4976° W: Placed by OpenAirDocs at the center of ZIP code 45011, within about 4 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N94SM
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=94SM
- Page: https://openairdocs.org/deregistered/N94SM-2018-04-18

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 Manweiler Steven R ACRO SPORT II: https://openairdocs.org/model/manweiler-steven-r-acro-sport-ii.md

## NTSB investigations (2)

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 CEN14LA507](https://openairdocs.org/ntsb/CEN14LA507), Sep 20, 2014: Manweiller Acro Sport II (N94SM), Middletown, OH, substantial damage, 2 fatal. Probable cause: The failure of the flying pilot to maintain airplane control after an aerodynamic stall/spin occurred during the aerobatic maneuver following a reported intermittent loss of engine power for reasons…
- [NTSB FTW03LA167](https://openairdocs.org/ntsb/FTW03LA167), Jun 7, 2003: Manweiler Acro Sport II (N94SM), Bartlesville, OK, substantial damage. Probable cause: The pilot's inadequate preflight inspection, which resulted in fuel exhaustion. A related factor was the lack of suitable terrain.

## FAA accident and incident reports (2)

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 20140920016769A](https://openairdocs.org/incident/20140920016769A), Sep 20, 2014: Manweiler Steven R ACRO SPORT II (N94SM), Monroe, OH, Destroyed, 2 fatal. Pilots were out practicing aerobatics. On the way back to their home base they unsuccessfully attempted a maneuver which led them to crash in a residential…
- [Accident 20030607012509A](https://openairdocs.org/incident/20030607012509A), Jun 7, 2003: Amtr ACROSPORTII (N94SM), Bartlesville, OK, Substantial damage. (-23) The aircraft departed Bartlesville municipal airport (bvo) Bartlesville, OK at 1147 am local time for a local flight. While in flight for about ten…

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