# N121SB: 1996 Bookout Brent AVID MKIV

- Status: Valid registration
- Airframe: [Bookout Brent AVID MKIV](https://openairdocs.org/model/bookout-brent-avid-mkiv) (registry code 0563063, 2 seats)
- Engine: [Subaru ALL MDLS A/B](https://openairdocs.org/engine/subaru-all-mdls-a-b) (registry code 59050)
- Serial number: 1029D
- Year built: 1996
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, amateur built
- Airworthiness date: May 24, 1996
- Certificate issued: April 6, 2018
- Expires: April 30, 2028
- Mode S code: A058FB
- Registered owner: [Bookout Brent](https://openairdocs.org/faa-owner/BOOKOUT%20BRENT)
- Location: [Bakersfield, CA](https://openairdocs.org/faa-place/CA/Bakersfield)
- Owner type: Individual
- Owner's area on the map: 35.3937° N, 119.2450° W: Placed by OpenAirDocs at the center of ZIP code 93314, within about 5 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=121SB
- Page: https://openairdocs.org/aircraft/N121SB

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 (Bookout Brent AVID MKIV)

None in force.

### Matched by engine (Subaru ALL MDLS A/B)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N121SB.

## FAA accident and incident reports

None matched to N121SB.

## 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.

## Related

- Other Bookout Brent AVID MKIV aircraft: https://openairdocs.org/model/bookout-brent-avid-mkiv/aircraft.md
- The Subaru ALL MDLS A/B engine: https://openairdocs.org/engine/subaru-all-mdls-a-b.md

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