N2121T — Gulfstream American Corp AA-5B

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This aircraft — FAA registration facts

N2121T is a Gulfstream American Corp AA-5B (serial AA5B-1031), registered to Siebols Johan in Friendswood, TX. It is one of 216 Gulfstream American Corp AA-5B aircraft on the FAA registry.

Registered owner: Siebols Johan
Based in: Friendswood, TX
Serial number: AA5B-1031
Airworthiness class: Standard – Normal
FAA status: V
Mode-S / ICAO24: A1C37D · 50341575 octal
Certificate issued: Jun 9, 1995
Airworthiness date: Dec 11, 1978
Last FAA activity: Mar 4, 2023
Registration expires: Jul 31, 2027
FAA region: 2

Source: FAA aircraft registry (public record). Community reviews and photos below.

Aircraft Type — ACFTREF 3970106

Gulfstream American Corp AA-5B

Engines: 1

Type: piston

Seats: 4

Category: Standard

Engine — CODE 41514

Manufacturer: Lycoming

Model: O&VO-360 SER

Type: Reciprocating (Piston)

Horsepower: 180 HP

FAA Registration Record

N-Number: N2121T

Serial Number: AA5B-1031

Year Manufactured: —

ACFTREF Code: 3970106

Engine Code: 41514

Status: V (V)

Certification: Standard – Normal

Type Aircraft: Fixed Wing Single Engine (4)

Type Engine: Reciprocating (Piston) (1)

Source: master

Documents & resources

Commonly available reference sources for the Gulfstream American Corp AA-5B. Always confirm against the manufacturer's current, authoritative publication for your specific aircraft.

Type Certificate Data Sheet (TCDS)

Look up on FAA DRS ↗
Airworthiness Directives (AD)

View Airworthiness Directives ↗
Master MEL (MMEL) — FAA

Look up on FAA DRS ↗
Supplemental Type Certificates (STC)

Look up on FAA DRS ↗

View the Gulfstream American Corp AA-5B model overview, reviews & photos →

These are commonly available reference sources. FerryFlight Hub does not provide sample or generated documents on this page.

FerryFlight Hub is independent and not affiliated with, endorsed by, or sponsored by any aircraft manufacturer, the FAA, or any document publisher. References are NOT for operational, navigational, or flight-planning use — always rely on the current, FAA-approved documentation for the specific aircraft. We link to official or publicly available sources and do not host or redistribute copyrighted material. Provided "as is," without warranty of any kind as to accuracy, completeness, or currency.

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Transponder / ADS-B

Mode S (octal): 50341575

ICAO 24-bit (hex): A1C37D

ADS-B Exchange ↗ | FlightAware ↗

Registrant

Siebols Johan

205 Holly Spring Dr
Friendswood, TX, 775464630

FAA Region: 2

Key Dates

Certificate Issued Jun 9, 1995

Airworthiness Dec 11, 1978

Expiration Jul 31, 2027

Last Activity Mar 4, 2023

Data as of Sep 7, 2026

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N2121T V

This aircraft — FAA registration facts

Community facts about N2121T

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Flight history & live tracking recent positions on file

Aircraft Type — ACFTREF 3970106

Engine — CODE 41514

FAA Registration Record

Documents & resources

Transponder / ADS-B

Registrant

Key Dates

Calculate Performance

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