# N4A: Goodyear Airship TZ 123000, registration cancelled 1970-03-05

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: March 5, 1970
- Status when cancelled: Valid registration
- Airframe: [Goodyear Airship TZ 123000](https://openairdocs.org/model/goodyear-airship-tz-123000) (registry code 3870212)
- Data sheets: [TCDS TC 1](https://openairdocs.org/tcds/TC%201) (OpenAirDocs)
- Serial number: C-135
- Type of aircraft: Blimp/Dirigible
- Mode S code: A4A7EF
- Owner when cancelled: [Goodyear Tire & Rubber Company](https://openairdocs.org/faa-owner/GOODYEAR%20TIRE%20%26%20RUBBER%20COMPANY)
- Location: [Akron, OH](https://openairdocs.org/faa-place/OH/Akron)
- Owner type: Corporation
- The mark today: https://openairdocs.org/aircraft/N4A
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4A
- Page: https://openairdocs.org/deregistered/N4A-1970-03-05

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 Goodyear Airship TZ 123000: https://openairdocs.org/model/goodyear-airship-tz-123000.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 CHI68F0062](https://openairdocs.org/ntsb/CHI68F0062), Jun 2, 1967: Goodyear GZ-19A (N4A), Dunreith, IN, substantial damage

## Other aircraft with N4A

- [Registered now](https://openairdocs.org/aircraft/N4A): Goodyear GZ-20A, S/N 4119, built 1983
- [Cancelled 2015-02-17](https://openairdocs.org/deregistered/N4A-2015-02-17): Loral GZ22, S/N 4120, built 1987. First renewal notice. Owner: [Goodyear Tire And Rubber Co](https://openairdocs.org/faa-owner/GOODYEAR%20TIRE%20AND%20RUBBER%20CO), [Akron, OH](https://openairdocs.org/faa-place/OH/Akron)
- [Cancelled (date not recorded)](https://openairdocs.org/deregistered/N4A-undated): Goodyear GZ-20, S/N C49. Triennial form not returned

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.