# N490AS: 1964 Bell Helicopter UH-1H II

- Status: Valid registration
- Airframe: [Bell Helicopter UH-1H II](https://openairdocs.org/model/bell-helicopter-uh-1h-ii) (registry code 1181434, 15 seats)
- Engine: [Lycoming T53L-703](https://openairdocs.org/engine/lycoming-t53l-703) (registry code 41557)
- Serial number: 64-13686
- Year built: 1964
- Type: Rotorcraft
- Engine type: Turbo-shaft
- Airworthiness: Experimental, market survey
- Airworthiness date: July 23, 2026
- Certificate issued: February 18, 2011
- Expires: February 28, 2030
- Mode S code: A61029
- Registered owner: [Bell Textron Inc](https://openairdocs.org/faa-owner/BELL%20TEXTRON%20INC)
- Location: [Fort Worth, TX](https://openairdocs.org/faa-place/TX/Fort%20Worth)
- Owner type: Corporation
- Owner's area on the map: 32.7936° N, 97.1939° W: Placed by OpenAirDocs at the center of ZIP code 76118, 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=490AS
- Page: https://openairdocs.org/aircraft/N490AS

From the FAA registry file of October 21, 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): 0 in force

### Matched by airframe (Bell Helicopter UH-1H II)

None in force.

### Matched by engine (Lycoming T53L-703)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N490AS.

## FAA accident and incident reports (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Incident 19930518020359I](https://openairdocs.org/incident/19930518020359I), May 18, 1993: Dhav DHC6300 (N490AS), Boise, ID. Maintenance personnel taxiing aircraft instructed hold short of runway. Crossed runway as another aircraft landed.

## Service difficulty reports

None filed for this aircraft.

## Related

- Other Bell Helicopter UH-1H II aircraft: https://openairdocs.org/model/bell-helicopter-uh-1h-ii/aircraft.md
- STCs for the Bell Helicopter UH-1H II: https://openairdocs.org/model/bell-helicopter-uh-1h-ii/stcs.md
- The Lycoming T53L-703 engine: https://openairdocs.org/engine/lycoming-t53l-703.md

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