# N721S: Dehavilland DHC-7-102, registration cancelled 1985-10-01

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: October 1, 1985
- Exported to: Norway
- Status when cancelled: Valid registration
- Airframe: [Dehavilland DHC-7-102](https://openairdocs.org/model/dehavilland-dhc-7-102) (registry code 2802708)
- Data sheets: [TCDS A20EA](https://openairdocs.org/tcds/A20EA) (OpenAirDocs)
- Serial number: 28
- Type of aircraft: Fixed wing multi engine
- Certificate issued: August 20, 1980
- Mode S code: A9A8D3
- Owner when cancelled: [Air Wisconsin Inc](https://openairdocs.org/faa-owner/AIR%20WISCONSIN%20INC)
- Location: [Appleton, WI](https://openairdocs.org/faa-place/WI/Appleton)
- Owner type: Corporation
- Owner's area on the map: 44.2815° N, 88.3810° W: Placed by OpenAirDocs at the center of ZIP code 54911, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N721S
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=721S
- Page: https://openairdocs.org/deregistered/N721S-1985-10-01

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 Dehavilland DHC-7-102: https://openairdocs.org/model/dehavilland-dhc-7-102.md

## 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.

- [Incident 19810108019119I](https://openairdocs.org/incident/19810108019119I), Jan 8, 1981: Dhav DHC71 (N721S), Chicago, IL. Za bus tie opened. No 3 and 4 generator and battery would not come on line found shielded wire in field circuit bad

## Other aircraft with N721S

- [Registered now](https://openairdocs.org/aircraft/N721S): Aeropro CZ S R O A240, S/N 61121, built 2021

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