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GREAT LAKES 2T-1A

35 registered · 1928–1973 · 12 NTSB events · 11 ADs

About this data

Fixed Wing Single Engine · A.C.E. UPRI MARK III · as of Sep 21, 2026

Distribution · currently registered

By state (top 10)

  • CA 11.4% 4
  • CO 11.4% 4
  • WI 8.6% 3
  • IA 8.6% 3
  • NM 5.7% 2
  • FL 5.7% 2
  • TN 5.7% 2
  • OH 5.7% 2
  • TX 2.9% 1
  • GU 2.9% 1

+11 more states

By decade of manufacture

  • 1920s 20.0% 7
  • 1930s 40.0% 14
  • 1970s 8.6% 3
  • Unknown 31.4% 11

NTSB records

12 event(s) on file. Showing the most recent 12.

Airworthiness directives

11 directive(s) on file. Showing the most recent 11.

  • Jan 3, 2024

    Airworthiness Directives; WACO Classic Aircraft Corporation Airplanes

    The FAA is adopting a new airworthiness directive (AD) for certain WACO Classic Aircraft Corporation Model 2T-1A-2 airplanes. This AD was prompted by reports of multiple types of cracks at the leading edge former ribs and trailing edge former ribs in the upper wing center section. This AD requires installing maneuver…

    Atlas AD Federal Register ↗
  • Oct 27, 2023

    Airworthiness Directives; WACO Classic Aircraft Corporation Airplanes

    The FAA proposes to adopt a new airworthiness directive (AD) for certain WACO Classic Aircraft Corporation Model 2T-1A-2 airplanes. This proposed AD was prompted by reports of multiple types of cracks at the leading edge former ribs and trailing edge former ribs in the upper wing center section. This proposed AD would…

    Atlas AD Federal Register ↗
  • Jun 5, 2012

    Airworthiness Directives; WACO Classic Aircraft Corporation Airplanes

    We are adopting a new airworthiness directive (AD) for certain WACO Classic Aircraft Corporation Models 2T-1A, 2T-1A-1, and 2T-1A-2 airplanes. This AD requires inspection of the front and rear horizontal stabilizer spar assemblies with replacement of parts as necessary. This AD was prompted by cracking of the horizont…

    Atlas AD Federal Register ↗
  • Dec 16, 2004

    Airworthiness Directives; Great Lakes Aircraft Company, LLC, Models 2T-1A-1 and 2T-1A-2 Airplanes

    The FAA supersedes Airworthiness Directive (AD) 79-20-08, which applies to all Great Lakes Aircraft Company, LLC, (Great Lakes) Models 2T-1A-1 and 2T-1A-2 airplanes with a Lycoming IO-360-B1F6 or AIO-360-B1G6 engine installed. AD 79-20-08 currently requires you to inspect the engine induction system and the alternate…

    Atlas AD Federal Register ↗
  • Sep 20, 2004

    Airworthiness Directives; Great Lakes Aircraft Company, LLC, Models 2T-1A-1 and 2T-1A-2 Airplanes

    The FAA proposes to supersede Airworthiness Directive (AD) 79- 20-08, which applies to all Great Lakes Aircraft Company, LLC, (Great Lakes) Models 2T-1A-1 and 2T-1A-2 airplanes with a Lycoming IO-360-B1F6 or AIO-360-B1G6 engine installed. AD 79-20-08 currently requires you to inspect the engine induction system and th…

    Atlas AD Federal Register ↗
  • Jun 26, 2003

    Airworthiness Directives; Hartzell Propeller Inc. ( )HC-( )(2,3)(X,V)( )-( ) Series and HA-A2V20-1B Series Propellers with Aluminum Blades

    This amendment revises an existing airworthiness directive (AD), that is applicable to Hartzell Propeller Inc. ( )HC-( )(2,3)(X,V)( )-( ) series and HA-A2V20-1B series propellers with aluminum blades. That AD currently requires initial and repetitive dye penetrant and eddy current inspections of the blade and an optic…

    Atlas AD Federal Register ↗
  • Jan 2, 2003

    Airworthiness Directives; Hartzell Propeller Inc. ( )HC-( )(2,3)(X,V)( )-( ) Series and HA-A2V20-1B Series Propellers with Aluminum Blades

    The Federal Aviation Administration (FAA) proposes to revise an existing airworthiness directive (AD), applicable to Hartzell Propeller Inc. ( )HC-( )(2,3)(X,V)( )-( ) series and HA-A2V20-1B series propellers with aluminum blades. That AD currently requires initial and repetitive dye penetrant and eddy current inspect…

    Atlas AD 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 limit…

    Atlas AD 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 propose…

    Atlas AD Federal Register ↗
  • Aug 27, 1997

    Airworthiness Directives; Hartzell Propeller Inc. ( )HC-( )(2,3)(X,V)( )-( ) Series and HA-A2V20-1B Series Propellers With Aluminum Blades

    This amendment supersedes four existing airworthiness directives (ADs), applicable to Hartzell Propeller Inc. ( )HC-( )(2,3)(X,V)( )-( ) series propellers with aluminum blades, that currently require inspections for cracks in blade shanks and clamps. This amendment requires initial and repetitive dye penetrant and edd…

    Atlas AD Federal Register ↗
  • Apr 26, 1996

    Airworthiness Directives; Hartzell Propeller Inc. HC-A3V, HC-B3M, HC-B3T, HC-B4M, HC-B4T, and HC-B5M Series Propellers

    This document proposes the adoption of a new airworthiness directive (AD) that is applicable to Hartzell Propeller Inc. (Hartzell) HC-A3V, HC-B3M, HC-B3T, HC-B4M, HC- B4T, and HC-B5M series propellers. This proposal would require hub replacement over a 10-year time period with a concurrent blade and blade clamp inspec…

    Atlas AD Federal Register ↗

Type certificate data sheets · 2 matches in the FAA catalog

  • A18EA WACO Classic Aircraft Corporation Historical Rev 13 · 11/10/2020

    Models: 2T-1A, 2T-1A-1, 2T-1A-2

    Atlas TCDS DRS ↗
  • ATC 228 Great Lakes Aircraft Company Current Rev 0 ·

    Models: 2T-1A

    Atlas TCDS DRS ↗

SAIBs · 1 on file · advisory, not mandatory

Supplemental type certificates · 36 on file

+ 6 more STCs on file

PMA replacement parts · 26 on file

Advisory circulars & Federal Register

Registered N-numbers · 35

35 of 35 ● NTSB events on file · orange tails have Atlas pages · Look up queries the live FAA registry (owner, address, last airworthiness)
N-number St Year NTSB FAA
N1130H WI 1931 · Look up ↗
N11324 NM 1931 ● Look up ↗
N11326 CA — · Look up ↗
N11333 CO 1931 ● Look up ↗
N11334 TX 1931 · Look up ↗
N11336 GU — · Look up ↗
N11337 MI — · Look up ↗
N11338 WI 1931 · Look up ↗
N11339 IA 1932 · Look up ↗
N204K NY 1929 · Look up ↗
N333H CA 1928 · Look up ↗
N390H NV 1972 · Look up ↗
N435Y CO — · Look up ↗
N501GL OK 1973 · Look up ↗
N502GL CA 1973 ● Look up ↗
N543K CO — · Look up ↗
N647K VA 1930 · Look up ↗
N648K CA — · Look up ↗
N705K GA 1929 · Look up ↗
N777P FL 1929 · Look up ↗
N821K IA 1931 · Look up ↗
N828K FL 1932 ● Look up ↗
N833K SC 1930 · Look up ↗
N834K WI — · Look up ↗
N837K TN — · Look up ↗
N839K OH — · Look up ↗
N841H ND 1929 · Look up ↗
N849DD IN — · Look up ↗
N856L OH 1930 ● Look up ↗
N863K NH 1932 ● Look up ↗
N864K TN — · Look up ↗
N866K IA 1930 · Look up ↗
N874K CO 1929 ● Look up ↗
N909N NJ 1930 ● Look up ↗
N915N NM 1929 · Look up ↗

Source — FAA Aircraft Registry

Sources