# N28AF: North American/Armoflex T-28B, registration cancelled 2007-01-23

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: January 23, 2007
- Status when cancelled: Triennial form not returned
- Airframe: [North American/Armoflex T-28B](https://openairdocs.org/model/north-american-armoflex-t-28b) (registry code 6402501)
- Serial number: 138321
- Type of aircraft: Fixed wing single engine
- Airworthiness: Experimental, exhibition
- Airworthiness date: August 15, 1984
- Certificate issued: November 1, 2000
- Last registry action: November 21, 2006
- Mode S code: A2CBA8
- Owners when cancelled: [Coffman Ron D](https://openairdocs.org/faa-owner/COFFMAN%20RON%20D), [Coffman Adelia A](https://openairdocs.org/faa-owner/COFFMAN%20ADELIA%20A)
- Location: [Central Point, OR](https://openairdocs.org/faa-place/OR/Central%20Point)
- Owner type: Co-owned
- Owner's area on the map: 42.4085° N, 122.9459° W: Placed by OpenAirDocs at the center of ZIP code 97502, within about 5 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N28AF
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=28AF
- Page: https://openairdocs.org/deregistered/N28AF-2007-01-23

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 North American/Armoflex T-28B: https://openairdocs.org/model/north-american-armoflex-t-28b.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 LAX04LA029](https://openairdocs.org/ntsb/LAX04LA029), Oct 28, 2003: North American T-28B (N28AF), Hornbrook, CA, destroyed, 1 fatal. Probable cause: a catastrophic engine failure from oil exhaustion due to inadequate maintenance installation of the lubricating system hoses.

## 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 20031028028499A](https://openairdocs.org/incident/20031028028499A), Oct 28, 2003: Namer T28B (N28AF), Hornbrook, CA, Destroyed, 1 fatal. (-23) On October 28, 2003 at 1450, a north american/armoflex, inc., T-28B, N28AF, lost engine power, collided with trees and came to rest in a field. The…
- [Incident 19850427027499I](https://openairdocs.org/incident/19850427027499I), Apr 27, 1985: Namer T28* (N28AF), Shafter, CA, Minor damage. Landed long and fast and ran off end of runway. Brake pads were glossy from overheating.

## Other aircraft with N28AF

- [Registered now](https://openairdocs.org/aircraft/N28AF): Mitsubishi MU-2B-25, S/N 241

---
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.