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Aircraft record

N423ZSocata TB21

DeregisteredUnclaimedSource: FAA, updated Oct 18, 2026

This N-number isn't registered right now. Below is its last known registration, canceled Nov 22, 2023.

Safety record in brief:No NTSB accidents or incidents since 19826 ADs may apply

Registration
Deregistered
Last based in
Tallahassee, FL
owner city / state
Owners
1
since 2021
NTSB events
None
since 1982
ADs may apply
6
confirm with A&P
Service reports
0
since 1995

Registration

FAA Aircraft Registry · Oct 18, 2026
Last registered owner
Individual owner
City, state
Tallahassee, FL
Certificate issued
Aug 10, 2021
Canceled
Nov 22, 2023
Airworthiness
Standard · Normal
Airworthiness date
Feb 19, 2016

We never show street addresses, even though they appear in the public FAA file. Individual owners are shown by city and state only.

Airframe & engine

FAA Registry + type data

Airframe

Manufacturer
Socata
Model
TB21
Serial number
1838
Aircraft type
Fixed wing single engine
Category
Land
Certification
Type Certificated
Seats
4
Engines
1
Max takeoff weight
Up to 12,499 lb
Mode S code
A50903

Engine

Make and model
Lycoming Tio-540-Ab1ad
Type
Reciprocating
Power
250 hp

Total time and engine hours aren't public. They appear here once the owner adds logbooks.

Ownership history

Ownership history from FAA records
  1. 2021 – 2023Individual ownerTallahassee, FL

Individual owners are shown by city and state only.

Safety record

NTSB · Oct 15, 2026 · FAA ADs · Oct 18, 2026 · SDRs · Oct 16, 2026

NTSB events (0)

No NTSB accidents or incidents found for this airframe since 1982.

Accident history for this model

ADs published since 1998 that may apply (6)

These match the airframe or engine model. Whether each one applies, and whether it's been complied with, depends on serial numbers, equipment and logbook entries. Applicability must be confirmed by a mechanic against the aircraft's records.

ADSubjectEffectiveApplies to
2021-24-16Landing Gear SystemJan 18, 2022Airframe (TB21)
2015-24-03StabilizersJan 4, 2016Airframe (TB21)
2007-02-04SOCATA-Groupe Aerospatiale TB 20 and TB 21 AirplanesFeb 26, 2007Airframe (TB21)Certain serial numbers: 1–9999. Only with: Applies only to airplanes without repair REP 20.031 implemented on both sides.
2006-10-21Engine Components Incorporated (ECi) Reciprocating Engine Connecting RodsJun 22, 2006Engine (TIO-540-AB1AD)Only with: ECi connecting rods P/N AEL11750 (forging P/N AEL11488) installed, rod serial numbers 54/6 and below, produced between January 2002 and January 2004.
2005-19-11Lycoming Engines (Formerly Textron Lycoming) AEIO-360, IO-360, O-360, LIO-360, LO-360…Oct 21, 2005Engine (TIO-540-AB1AD)Only with: Engines rated at 300 HP or lower, manufactured new, rebuilt, or overhauled after March 1, 1999, or that had a crankshaft installed after March 1, 1999.
Show all 6 ADs
ADSubjectEffectiveApplies to
2004-05-24Lycoming Engines (Formerly Textron Lycoming) AEIO-540, IO-540, LTIO-540, O-540, and…Mar 30, 2004Engine (TIO-540-AB1AD)Only with: Engines with crankshaft gear retaining bolts P/N STD-2209 installed; excludes O-540-F series engines subject to AD 99-03-05 with bolt not since replaced, engines with bolt installed at original assembly or replaced by Lycoming per SB 554 after November 10, 1998, engines with bolt from replacement kits 05K19987, 05K23325, 05K23326, 05K23327, 05K23335 or 05K23336, and engines with single-drive dual magnetos.

AI-extracted — verify against original. Matched from each AD's applicability section; ADs replaced by a later AD are left out.

Service Difficulty Reports (0)

No Service Difficulty Reports found for this airframe since 1995.

Sources

  • FAA Aircraft RegistryRegistration, owner city and state, airframe, engineupdated Oct 18, 2026
  • NTSB accident and incident databaseAccidents and incidents since 1982updated Oct 15, 2026
  • FAA Airworthiness Directives (Federal Register)ADs published since 1998updated Oct 18, 2026
  • FAA Service Difficulty ReportsReports since 1995updated Oct 16, 2026

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