# N7DZ: 1982 Rolladen-Schneider LS-4, registration cancelled 2024-04-12

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: April 12, 2024
- Exported to: Argentina
- Status when cancelled: Valid registration
- Airframe: [Rolladen-Schneider LS-4](https://openairdocs.org/model/rolladen-schneider-ls-4) (registry code 3801250)
- Engine: [NONE](https://openairdocs.org/engine/none) (registry code 00000)
- Data sheets: [TCDS G45EU](https://openairdocs.org/tcds/G45EU) (OpenAirDocs)
- Serial number: 4337
- Year built: 1982
- Type of aircraft: Glider
- Engine type: None
- Airworthiness: Experimental, racing, exhibition
- Airworthiness date: February 28, 1984
- Certificate issued: February 26, 2019
- Last registry action: July 18, 2023
- Mode S code: A9503F
- Owner when cancelled: [Willamette Valley Soaring Club Inc](https://openairdocs.org/faa-owner/WILLAMETTE%20VALLEY%20SOARING%20CLUB%20INC)
- Location: [Beaverton, OR](https://openairdocs.org/faa-place/OR/Beaverton)
- Owner type: Corporation
- Owner's area on the map: 45.5037° N, 122.8648° W: Placed by OpenAirDocs at the center of ZIP code 97003, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N7DZ
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=7DZ
- Page: https://openairdocs.org/deregistered/N7DZ-2024-04-12

From the FAA registry file of November 4, 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 Rolladen-Schneider LS-4: https://openairdocs.org/model/rolladen-schneider-ls-4.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 SEA93LA095](https://openairdocs.org/ntsb/SEA93LA095), Apr 10, 1993: Rolladen-Schneider LS4A (N7DZ), Wenatchee, WA, substantial damage. Probable cause: MISJUDGED WEATHER EVALUATION. FACTORS INCLUDE HIGH WINDS ENCOUNTERED ON APPROACH.

## 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 19930410014089A](https://openairdocs.org/incident/19930410014089A), Apr 10, 1993: Rolsch LS4 (N7DZ), Wenatchee, WA, Substantial damage. Stayed in thermal area too long. Surface headwinds picked up. Unable to make runway. Struck large rock in a field.

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