# N2421A: 2007 Head Balloons AX8-105

- Status: Valid registration
- Airframe: [Head Balloons AX8-105](https://openairdocs.org/model/head-balloons-ax8-105) (registry code 4280300, 4 seats)
- Engine: [NONE](https://openairdocs.org/engine/none) (registry code 00000)
- Serial number: 365
- Year built: 2007
- Type: Balloon
- Engine type: None
- Airworthiness: Standard, balloon
- Airworthiness date: February 14, 2007
- Certificate issued: March 23, 2011
- Expires: March 31, 2030
- Mode S code: A239E9
- Registered owner: [Green Mark T](https://openairdocs.org/faa-owner/GREEN%20MARK%20T)
- Location: [Orlando, FL](https://openairdocs.org/faa-place/FL/Orlando)
- Owner type: Individual
- Owner's area on the map: 28.5220° N, 81.4860° W: Placed by OpenAirDocs at the center of ZIP code 32835, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=2421A
- Page: https://openairdocs.org/aircraft/N2421A

From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination.

## ADs that may apply (OpenAirDocs): 2 in force

### Matched by airframe (Head Balloons AX8-105)

- [AD 2013-03-10](https://openairdocs.org/ad/2013-03-10): Hardware · Aeronaut Instruction Research Skysailor 105, Skysailor 90, 110C and 439 more. Effective Mar 19, 2013
- [AD 2008-04-15](https://openairdocs.org/ad/2008-04-15): Self seal valves · Cameron Balloons AX10-160 (S.1), AX10-160(S.2), AX10-180 (S.1) and 24 more. Effective Mar 25, 2008

### Matched by engine (NONE)

None in force.

## Information bulletins (advisory) (1 in force)

- [SAIB CE-11-44](https://openairdocs.org/saib/CE-11-44): Fuel: Cylinder Strap Installation. Issued Jul 13, 2011

## NTSB investigations

None matched to N2421A.

## FAA accident and incident reports

None matched to N2421A.

## Reports on N2421A not matched to an aircraft (1)

They name N2421A, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.

- [Incident 20020304004529I](https://openairdocs.org/incident/20020304004529I), Mar 4, 2002: Boeing 717200 (N2421A), Norfolk, VA. (-23) On 03/04/02, at 15:18 EST, enroute from st. louis (stl) to Norfolk, VA (orf), the captain on flight 2780 observed a low hydraulic fluid warning light…

## Service difficulty reports

None filed for this aircraft. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

## STCs that may be installed (OpenAirDocs)

None matched to this aircraft's models.

## Earlier aircraft with N2421A

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N2421A before.

- [Cancelled 1991-05-29](https://openairdocs.org/deregistered/N2421A-1991-05-29): Piper PA-38-112, S/N 3878A0675. Exported to United Kingdom. Owner: [Coloby Jeffrey G](https://openairdocs.org/faa-owner/COLOBY%20JEFFREY%20G), [Roselle, IL](https://openairdocs.org/faa-place/IL/Roselle)
- [Cancelled 1965-05-19](https://openairdocs.org/deregistered/N2421A-1965-05-19): Piper PA-18A-135, S/N 18-1923. Owner: [Pankratz Roy](https://openairdocs.org/faa-owner/PANKRATZ%20ROY), [Springfield, MN](https://openairdocs.org/faa-place/MN/Springfield)

## Related

- Other Head Balloons AX8-105 aircraft: https://openairdocs.org/model/head-balloons-ax8-105/aircraft.md
- The NONE engine: https://openairdocs.org/engine/none.md

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