# N3631Z: 1985 Schweizer G-164B, registration cancelled 2021-05-28

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: May 28, 2021
- Status when cancelled: Third renewal notice
- Airframe: [Schweizer G-164B](https://openairdocs.org/model/schweizer-g-164b) (registry code 8059055)
- Engine: [Pratt & Whitney R-985 series](https://openairdocs.org/engine/pratt-whitney-r-985-series) (registry code 52008)
- Data sheets: [TCDS 1A16](https://openairdocs.org/tcds/1A16) (OpenAirDocs)
- Serial number: 765B
- Year built: 1985
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Restricted, agriculture and pest control
- Airworthiness date: October 17, 1985
- Certificate issued: July 6, 1994
- Last registry action: October 6, 2017
- Mode S code: A41A04
- Owner when cancelled: [Werth Aerial Spraying Inc](https://openairdocs.org/faa-owner/WERTH%20AERIAL%20SPRAYING%20INC)
- Location: [Hays, KS](https://openairdocs.org/faa-place/KS/Hays)
- Owner type: Corporation
- Owner's area on the map: 38.8736° N, 99.3409° W: Placed by OpenAirDocs at the center of ZIP code 67601, within about 11 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N3631Z
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=3631Z
- Page: https://openairdocs.org/deregistered/N3631Z-2021-05-28

From the FAA registry file of November 5, 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 Schweizer G-164B: https://openairdocs.org/model/schweizer-g-164b.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 CEN19FA278](https://openairdocs.org/ntsb/CEN19FA278), Aug 20, 2019: Grumman G164 (N3631Z), Hays, KS, destroyed, 1 fatal. Probable cause: The pilot's exceedance of the airplane's critical angle of attack, which resulted in an aerodynamic stall.

## 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 20190820013909A](https://openairdocs.org/incident/20190820013909A), Aug 20, 2019: Schweizer Aircraft Corp G-164B (N3631Z), Hays, KS, Destroyed, 1 fatal. At approximately 09:16 am on August 20th, 2019 a single pilot Grumman ag cat model G-164B serial number 765B aerial application aircraft took off east from a…

## Other aircraft with N3631Z

- [Cancelled 1961-01-16](https://openairdocs.org/deregistered/N3631Z-1961-01-16): Piper PA-22, S/N 22-7524. Exported to Mexico. Owner: [Southwest Air Rangers](https://openairdocs.org/faa-owner/SOUTHWEST%20AIR%20RANGERS), [El Paso, TX](https://openairdocs.org/faa-place/TX/El%20Paso)

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