# N642U: Grumman G-164, registration cancelled 1972-10-06

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: October 6, 1972
- Exported to: Mexico
- Status when cancelled: Valid registration
- Airframe: [Grumman G-164](https://openairdocs.org/model/grumman-g-164) (registry code 3952702)
- Data sheets: [TCDS 1A16](https://openairdocs.org/tcds/1A16) (OpenAirDocs)
- Serial number: 378
- Type of aircraft: Fixed wing single engine
- Certificate issued: June 24, 1972
- Mode S code: A86E6B
- Owner when cancelled: [Riddell Flying Service](https://openairdocs.org/faa-owner/RIDDELL%20FLYING%20SERVICE)
- Owner type: Corporation
- The mark today: https://openairdocs.org/aircraft/N642U
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=642U
- Page: https://openairdocs.org/deregistered/N642U-1972-10-06

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 Grumman G-164: https://openairdocs.org/model/grumman-g-164.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 FTW72FPG75](https://openairdocs.org/ntsb/FTW72FPG75), May 16, 1972: Grumman G-164 (N642U), Stuttgart, AR, substantial damage
- [NTSB FTW71FPG66](https://openairdocs.org/ntsb/FTW71FPG66), Jun 24, 1971: Grumman G-164 (N642U), Eudora, AR, substantial damage

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