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Public Record · As of May 5, 2026

N20GF

Socata TB21 · 1987 View Type →

Status

Registration Valid

Type

Fixed Wing Single Engine

Engine

LYCOMING TI0-540 SER

Last Cert Issue

—

Aircraft Resources

Engine · Lycoming Engines → Search FAA TCDS for SOCATA TB21 →

01 /  Registration

Filed with the Federal Aviation Administration

Every cell below is a literal field from the FAA Aircraft Registry. Click any value to open the FAA registry record for N20GF.

Tail Number

N20GF

Serial Number

645

Make

SOCATA

Model

TB21

Year of Manufacture

1987

Mfr / Model Code

8680697

Type Aircraft

Fixed Wing Single Engine

Type Engine

Reciprocating

Engines

1

Seats

4

Engine Manufacturer

LYCOMING

Engine Model

TI0-540 SER

Horsepower

310 hp

Weight Class

CLASS 1

Certification

Standard (+1 flag) · code 1N

Registrant

VERBIL CHRISTOPHER J TRUSTEE · Co-Owned

Address

1414 MARINOVICH WAY · LOS ALTOS, CA 94024

FAA Region

4 · County 031

Status

Registration Valid

Airworthiness Date

—

Cert Issue Date

—

Expiration Date

—

Last FAA Action

—

Mode S Hex (ICAO24)

A19046

Mode S (Octal)

50310106

Other Registered Names

  • · VERBIL DEBORAH ELIZABETH WILSON TRUSTEE

Live position via ICAO24 A19046

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02 /  NTSB Records

Events on file with the National Transportation Safety Board

03 /  Airworthiness Directives

Applicable to SOCATA TB21

Federal Aviation Administration airworthiness directives matched to make and model. Each entry links to the Federal Register publication.

  • Jun 7, 2005

    Airworthiness Directives; Precise Flight, Inc. Models SVS I and SVS IA Standby Vacuum Systems

    The FAA adopts a new airworthiness directive (AD) for all airplanes equipped with Precise Flight, Inc. (Precise Flight) Models SVS I and SVS IA standby vacuum systems (SVS) installed under certain supplemental type certificates or through field approval. This AD requires you to replace the airplane flight manual supplement (AFMS) in the airplane flight manu…

    Federal Register →

  • Mar 4, 2005

    Airworthiness Directives; Precise Flight, Inc. Models SVS I and SVS IA Standby Vacuum Systems

    The FAA proposes to adopt a new airworthiness directive (AD) for all airplanes equipped with Precise Flight, Inc. (Precise Flight) Models SVS I and SVS IA standby vacuum systems (SVS) installed under certain supplemental type certificates or through field approval. This proposed AD would require you to replace the airplane flight manual supplement (AFMS) in…

    Federal Register →

  • Jan 19, 2005

    Airworthiness Directives; GARMIN International Inc. GTX 33, GTX 33D, GTX 330, and GTX 330D Mode S Transponders

    The FAA is adopting a new airworthiness directive (AD) to supersede Airworthiness Directive 2004-10-15, which applies to certain GTX 330 and GTX 330D Mode S transponders that are installed on airplanes. AD 2004-10-15 currently requires you to install GTX 330/330D Software Upgrade Version 3.03, 3.04, or 3.05. This AD applies to certain GTX 33, GTX 33D, GTX 3…

    Federal Register →

  • Oct 7, 2004

    Airworthiness Directives; GARMIN International Inc. GTX 33, GTX 33D, GTX 330, and GTX 330D Mode S Transponders

    The FAA proposes to supersede Airworthiness Directive (AD) 2004-10-15, which applies to certain GTX 330 and GTX 330D Mode S transponders that are installed on airplanes. AD 2004-10-15 currently requires you to install GTX 330/330D Software Upgrade Version 3.03, 3.04, or 3.05. This proposed AD applies to certain GTX 33, GTX 33D, GTX 330, and GTX 330D Mode S…

    Federal Register →

  • May 21, 2004

    Airworthiness Directives; GARMIN International Inc. GTX 330 Mode S Transponders and GTX 330D Diversity Mode S Transponders

    The FAA adopts a new airworthiness directive (AD) for certain GARMIN International Inc. GTX 330/GTX 330D Mode S transponders that are installed on aircraft. This AD requires you to install GTX 330/330D Software Upgrade Version 3.03, 3.04, or 3.05. This AD is the result of observations that the GTX 330 and GTX 330D may detect, from other aircraft, the S1 (su…

    Federal Register →

  • Dec 30, 2003

    Airworthiness Directives; GARMIN International Inc. GTX 330 Mode S Transponders and GTX 330D Diversity Mode S Transponders

    The FAA proposes to adopt a new airworthiness directive (AD) for certain GARMIN International Inc. GTX 330/GTX 330D Mode S transponders. This proposed AD would require you to install GTX 330/ 330D Software Upgrade Version 3.03. This proposed AD is the result of observations that the GTX 330 and GTX 330D may detect, from other aircraft, the S1 (suppression)…

    Federal Register →

  • Oct 3, 2002

    Airworthiness Directives; SOCATA-Groupe AEROSPATIALE Model TB 21 Airplanes

    This amendment adopts a new airworthiness directive (AD) that applies to certain SOCATA--Groupe AEROSPATIALE (Socata) Model TB 21 airplanes. This AD requires you to modify the exhaust system. This AD is the result of mandatory continuing airworthiness information (MCAI) issued by the airworthiness authority for France. The actions specified by this AD are i…

    Federal Register →

  • Jul 2, 2002

    Airworthiness Directives; SOCATA-Groupe AEROSPATIALE Model TB 21 Airplanes

    This document proposes to adopt a new airworthiness directive (AD) that would apply to certain SOCATA--Groupe AEROSPATIALE (Socata) Model TB 21 airplanes. This proposed AD would require you to modify the exhaust system. This proposed AD is the result of mandatory continuing airworthiness information (MCAI) issued by the airworthiness authority for France. T…

    Federal Register →

  • May 23, 2001

    Airworthiness Directives; Honeywell KC 225 Automatic Flight Control Systems

    This amendment adopts a new airworthiness directive (AD) that applies to certain Honeywell KC 225 automatic flight control systems (AFCS) that are installed on airplanes. This AD requires you to inspect the KC 225 AFCS to determine the computer modifications (Mods) that are incorporated, deactivate any units with only Mods 1 and/or 2 incorporated, and fabri…

    Federal Register →

  • Nov 30, 1999

    Airworthiness Directives; Precise Flight, Inc. Model SVS III Standby Vacuum Systems

    This amendment adopts a new airworthiness directive (AD) that applies to all aircraft equipped with Precise Flight, Inc. Model SVS III standby vacuum systems installed in accordance with the applicable supplemental type certificate (STC) or through field approval. This AD requires incorporating revised operating limitations for the affected standby vacuum s…

    Federal Register →

  • Jul 7, 1999

    Airworthiness Directives; Precise Flight, Inc. Model SVS III Standby Vacuum Systems

    This document proposes to adopt a new airworthiness directive (AD) that would apply to all U.S. owners and operators of aircraft equipped with Precise Flight, Inc. Model SVS III standby vacuum systems installed in accordance with the applicable supplemental type certificate (STC) or through field approval. The proposed AD would require incorporating revised…

    Federal Register →

  • Sep 3, 1998

    Airworthiness Directives; SOCATAGroupe AEROSPATIALE Models TB20 and TB21 Airplanes

    This amendment adopts a new airworthiness directive (AD) that applies to certain SOCATA--Groupe AEROSPATIALE (Socata) Models TB20 and TB21 airplanes. This AD requires repetitively inspecting the main landing gear (MLG) attachment bearing (using a dye penetrant method) for cracks, and if cracks are found, replacing the bearing. This AD is the result of manda…

    Federal Register →

  • Jun 26, 1998

    Airworthiness Directives; SOCATAGroupe AEROSPATIALE Models TB20, and TB21 Airplanes

    This document proposes to adopt a new airworthiness directive (AD) that would apply to certain SOCATA--Groupe AEROSPATIALE (Socata) Models TB20 and TB21 airplanes. The proposed action would require repetitively inspecting the main landing gear (MLG) attachment bearing (using a dye penetrant method) for cracks, and if cracks are found, replacing the bearing.…

    Federal Register →

  • Feb 10, 1998

    Airworthiness Directives; SOCATA-Groupe AEROSPATIALE Models TB9, TB10, TB20, TB21, and TB200 Airplanes

    This amendment adopts a new airworthiness directive (AD) that applies to certain Socata-Groupe Aerospatiale (Socata) Models TB9, TB10, TB20, TB21, and TB200 airplanes. This AD requires inspecting the bolts and spacers of the upper attachments of the front belts for cracks, dents, etc. (damage); replacing any damaged bolts or spacers; incorporating a front b…

    Federal Register →

  • Nov 7, 1997

    Airworthiness Directives; SOCATAGroupe AEROSPATIALE Models TB9, TB10, TB20, TB21, and TB200 Airplanes

    This document proposes to adopt a new airworthiness directive (AD) that would apply to certain SOCATA--Groupe AEROSPATIALE (Socata) Models TB9, TB10, TB20, TB21, and TB200 airplanes. The proposed AD would require inspecting the bolts and spacers of the upper attachments of the front belts for cracks, dents, etc. (damage); replacing any damaged bolts or spac…

    Federal Register →

  • Mar 28, 1995

    Airworthiness Directives; Textron Lycoming O-360, LO-360, HO-360, HIO-360, TIO-360, LIO-360, AEIO-360, O-540, IO-540, TIO-540, LTIO-540, IVO-540, AEIO-540, TIO-541, and IO-720 Series Reciprocating Engines

    This document publishes in the Federal Register an amendment adopting Airworthiness Directive (AD) 95-07-01 that was sent previously to all known U.S. owners and operators of Textron Lycoming O-360, LO- 360, HO-360, HIO-360, TIO-360, LIO-360, AEIO-360, O-540, IO-540, TIO- 540, LTIO-540, IVO-540, AEIO-540, TIO-541, and IO-720 series reciprocating engines by…

    Federal Register →

Advisory Circulars naming this type

FAA guidance that explicitly references SOCATATB21

04 /  Service Difficulty Reports

FAA SDR filings

The FAA does not currently expose a public API for Service Difficulty Reports. We do not back-fill or paraphrase. Search the FAA SDR portal directly →

05 /  Sources & Methodology

Every fact on this page links to its primary US-government source

We render only what the agency publishes. Found a factual error? Report it → We acknowledge within 5 business days and resolve within 14.