# N133LL: 2018 BRM Aero S R O BRISTELL LSA

- Status: Valid registration
- Airframe: [BRM Aero S R O BRISTELL LSA](https://openairdocs.org/model/brm-aero-s-r-o-bristell-lsa) (registry code 06001BR, 2 seats)
- Engine: [Rotax 912 IS series](https://openairdocs.org/engine/rotax-912-is-series) (registry code 55593)
- Data sheets: [TCDS E00051EN](https://openairdocs.org/tcds/E00051EN) (BRP-Rotax GmbH & Co KG) (OpenAirDocs)
- Serial number: 384/2019
- Year built: 2018
- Type: Fixed wing single engine
- Engine type: 4 cycle
- Airworthiness: Light sport, airplane
- Airworthiness date: February 1, 2019
- Certificate issued: July 28, 2021
- Expires: July 31, 2028
- Mode S code: A0875B
- Registered owner: [Mumford Steven](https://openairdocs.org/faa-owner/MUMFORD%20STEVEN)
- Location: [Atlanta, GA](https://openairdocs.org/faa-place/GA/Atlanta)
- Owner type: Individual
- Owner's area on the map: 33.9801° N, 84.3304° W: Placed by OpenAirDocs at the center of ZIP code 30350, 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=133LL
- Page: https://openairdocs.org/aircraft/N133LL

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. The registry lists only the engine series, so ADs for every Rotax 912 IS model are included.

## ADs that may apply (OpenAirDocs): 3 in force

### Matched by airframe (BRM Aero S R O BRISTELL LSA)

None in force.

### Matched by engine (Rotax 912 IS series)

- [AD 2026-16-11](https://openairdocs.org/ad/2026-16-11): Reciprocating Engine Front Section · BRP-Rotax 912 F2, 912 F3, 912 F4 and 16 more. Effective Aug 28, 2026
- [AD 2025-15-03](https://openairdocs.org/ad/2025-15-03): Reciprocating Engine Oil System · BRP-Rotax 912 iSc2 Sport, 912 iSc3 Sport, 915 iSc2 C24 and 1 more. Effective Aug 6, 2025
- [AD 2023-17-13](https://openairdocs.org/ad/2023-17-13): Reciprocating Engine Front Section · BRP-Rotax 912 F2, 912 F3, 912 F4 and 16 more. Effective Sep 20, 2023

### Historical (superseded or no longer in force)

- [AD 2025-07-02](https://openairdocs.org/ad/2025-07-02) (historical): Reciprocating Engine Oil System · BRP-Rotax 912 iSc2 Sport, 912 iSc3 Sport, 915 iSc2 C24 and 1 more. Effective Apr 21, 2025

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N133LL.

## FAA accident and incident reports

None matched to N133LL.

## Service difficulty reports

None filed for this aircraft. Reports filed since December 3, 2013, when the mark's previous registration was cancelled.

## Earlier aircraft with N133LL

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N133LL before.

- [Cancelled 2013-12-03](https://openairdocs.org/deregistered/N133LL-2013-12-03): Cessna 208B, S/N 208B2134, built 2009. Exported to Uganda. Owner: [Jc Aviation Services LLC](https://openairdocs.org/faa-owner/JC%20AVIATION%20SERVICES%20LLC), [Saint Paul, MN](https://openairdocs.org/faa-place/MN/Saint%20Paul)

## Related

- Other BRM Aero S R O BRISTELL LSA aircraft: https://openairdocs.org/model/brm-aero-s-r-o-bristell-lsa/aircraft.md
- STCs for the BRM Aero S R O BRISTELL LSA: https://openairdocs.org/model/brm-aero-s-r-o-bristell-lsa/stcs.md
- The Rotax 912 IS series engine: https://openairdocs.org/engine/rotax-912-is-series.md

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