# N40WH: Hencken William PIETENPOL AIR CAMPER, registration cancelled 2019-03-20

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: March 20, 2019
- Status when cancelled: Sale reported, canceled
- Airframe: [Hencken William PIETENPOL AIR CAMPER](https://openairdocs.org/model/hencken-william-pietenpol-air-camper) (registry code 7040261)
- Engine: [Continental A&C75 series](https://openairdocs.org/engine/continental-a-c75-series) (registry code 17005)
- Serial number: 40
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, amateur built
- Airworthiness date: February 27, 1986
- Last registry action: March 30, 2018
- Mode S code: A4AC44
- Location: [Hubbard, OH](https://openairdocs.org/faa-place/OH/Hubbard)
- Owner type: Individual
- Owner's area on the map: 41.1688° N, 80.5785° W: Placed by OpenAirDocs at the center of ZIP code 44425, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N40WH
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=40WH
- Page: https://openairdocs.org/deregistered/N40WH-2019-03-20

From the FAA registry file of October 29, 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 Hencken William PIETENPOL AIR CAMPER: https://openairdocs.org/model/hencken-william-pietenpol-air-camper.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 GAA17CA552](https://openairdocs.org/ntsb/GAA17CA552), Sep 21, 2017: Hencken William Pietenpol AIR Camper (N40WH), Franklin, PA, substantial damage. Probable cause: The failure of the weld that connects the left main landing gear and the axle during the takeoff roll.

## 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 20170921021539A](https://openairdocs.org/incident/20170921021539A), Sep 21, 2017: Hencken William PIETENPOL AIR CAMPER (N40WH), Franklin, PA, Substantial damage. The pilot stated that, "he taxied to runway 21, slowly brought the power up, using the centerline to the left as reference. The tail came up and started…

## Other aircraft with N40WH

- [Registered now](https://openairdocs.org/aircraft/N40WH): Keystone Helicopter S-76C, S/N 760756, built 2009
- [Cancelled 1980-10-10](https://openairdocs.org/deregistered/N40WH-1980-10-10): Rockwell International NA-265-40, S/N 282-80, built 1966. Exported to Mexico. Owner: [Hac Inc](https://openairdocs.org/faa-owner/HAC%20INC), [Oklahoma City, OK](https://openairdocs.org/faa-place/OK/Oklahoma%20City)

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