# N9541U: 1990 Cameron Balloons US V-77

- Status: Valid registration
- Airframe: [Cameron Balloons US V-77](https://openairdocs.org/model/cameron-balloons-us-v-77) (registry code 1880206, 4 seats)
- Engine: [Amateur-built UNKNOWN ENG](https://openairdocs.org/engine/amateur-built-unknown-eng) (registry code 99999)
- Serial number: 5566
- Year built: 1990
- Type: Balloon
- Engine type: None
- Airworthiness: Standard, balloon
- Airworthiness date: June 29, 1990
- Certificate issued: February 24, 2017
- Expires: February 28, 2030
- Mode S code: AD4611
- Registered owner: [Mueller James J](https://openairdocs.org/faa-owner/MUELLER%20JAMES%20J)
- Location: [Washington, DC](https://openairdocs.org/faa-place/DC/Washington)
- Owner type: Individual
- Owner's area on the map: 38.9790° N, 77.0308° W: Placed by OpenAirDocs at the center of ZIP code 20012, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=9541U
- Page: https://openairdocs.org/aircraft/N9541U

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): 1 in force

### Matched by airframe (Cameron Balloons US V-77)

- [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

### Matched by engine (Amateur-built UNKNOWN ENG)

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 N9541U.

## NTSB investigations on N9541U not matched to an aircraft (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 LAX84LA499](https://openairdocs.org/ntsb/LAX84LA499), Sep 28, 1984: Grumman American AA1C (N9541U), Molokai, HI, destroyed, 1 fatal

## FAA accident and incident reports

None matched to N9541U.

## Reports on N9541U not matched to an aircraft (1)

They name N9541U, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.

- [Accident 19840928073349A](https://openairdocs.org/incident/19840928073349A), Sep 28, 1984: Gulstm AA1C (N9541U), Molokai, HI, Destroyed. Pilot told flight service he was going into the water. Search and rescue found no trace of aircraft.

## 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 N9541U

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N9541U before.

- [Cancelled (date not recorded)](https://openairdocs.org/deregistered/N9541U-undated): Grumman American Avn. AA-1C, S/N AA1C0038

## Related

- Other Cameron Balloons US V-77 aircraft: https://openairdocs.org/model/cameron-balloons-us-v-77/aircraft.md
- The Amateur-built UNKNOWN ENG engine: https://openairdocs.org/engine/amateur-built-unknown-eng.md

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