# N731SD: Bell OH-58A

- Status: Valid registration
- Airframe: [Bell OH-58A](https://openairdocs.org/model/bell-oh-58a) (registry code 1181579, 4 seats)
- Serial number: 72-21221
- Type: Rotorcraft
- Engine type: Turbo-shaft
- Certificate issued: November 27, 2019
- Expires: November 30, 2029
- Mode S code: A9D056
- Registered owner: [Harris County Sheriffs Office](https://openairdocs.org/faa-owner/HARRIS%20COUNTY%20SHERIFFS%20OFFICE)
- Location: [Spring, TX](https://openairdocs.org/faa-place/TX/Spring)
- Owner type: Government
- Owner's area on the map: 30.0395° N, 95.5344° W: Placed by OpenAirDocs at the center of ZIP code 77379, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=731SD
- Page: https://openairdocs.org/aircraft/N731SD

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): 0 in force

### Matched by airframe (Bell OH-58A)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N731SD.

## FAA accident and incident reports

None matched to N731SD.

## 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 N731SD

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N731SD before.

- [Cancelled 1998-08-27](https://openairdocs.org/deregistered/N731SD-1998-08-27): Cessna A188B, S/N 18803111T. Exported to Argentina. Owner: [Mid Continent Aircraft Corporation](https://openairdocs.org/faa-owner/MID%20CONTINENT%20AIRCRAFT%20CORPORATION), [Hayti, MO](https://openairdocs.org/faa-place/MO/Hayti)

## Related

- Other Bell OH-58A aircraft: https://openairdocs.org/model/bell-oh-58a/aircraft.md

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