# N4321Z: 1972 Beech 95-B55 (T42A), registration cancelled 2025-10-07

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: October 7, 2025
- Status when cancelled: Valid registration
- Airframe: [Beech 95-B55 (T42A)](https://openairdocs.org/model/beech-95-b55-t42a) (registry code 1152706)
- Engine: [Continental I0-470 series](https://openairdocs.org/engine/continental-i0-470-series) (registry code 17027)
- Data sheets: [TCDS 3A16](https://openairdocs.org/tcds/3A16) (OpenAirDocs)
- Serial number: TC-1463
- Year built: 1972
- Type of aircraft: Fixed wing multi engine
- Engine type: Reciprocating
- Airworthiness: Standard, normal
- Airworthiness date: August 8, 1972
- Certificate issued: August 24, 1998
- Last registry action: May 19, 2023
- Mode S code: A52D1F
- Owner when cancelled: [Cedocs](https://openairdocs.org/faa-owner/CEDOCS)
- Location: [Boulder, CO](https://openairdocs.org/faa-place/CO/Boulder)
- Owner type: Corporation
- Owner's area on the map: 39.9732° N, 105.2093° W: Placed by OpenAirDocs at the center of ZIP code 80303, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N4321Z
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4321Z
- Page: https://openairdocs.org/deregistered/N4321Z-2025-10-07

From the FAA registry file of November 7, 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 Beech 95-B55 (T42A): https://openairdocs.org/model/beech-95-b55-t42a.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 CEN25FA178](https://openairdocs.org/ntsb/CEN25FA178), May 17, 2025: Beech 95-B55 (T42A) (N4321Z), Broomfield, CO, destroyed, 2 fatal, investigation ongoing

## FAA accident and incident reports (2)

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 20250517006049A](https://openairdocs.org/incident/20250517006049A), May 17, 2025: Beech 95-B55 (T42A) (N4321Z), Boulder, CO, Destroyed, 2 fatal. On may 17, 2025, a Beechcraft, model 95-55 (T42A) departed kbjc Rocky Mountain Metropolitan Airport. Shortly after takeoff, the pilot radioed that they had a…
- [Incident 19941018039369I](https://openairdocs.org/incident/19941018039369I), Oct 18, 1994: Beech 95B55 (N4321Z), Denver, CO, Minor damage. Turned off onto taxiway. Right main gear collapsed.

## Other aircraft with N4321Z

- [Cancelled 1969-12-23](https://openairdocs.org/deregistered/N4321Z-1969-12-23): Piper PA-18-150, S/N 18-8635. Exported to Canada. Owner: [Galpin George](https://openairdocs.org/faa-owner/GALPIN%20GEORGE), [Stanford, CA](https://openairdocs.org/faa-place/CA/Stanford)

---
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.