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Type Record · As of May 3, 2026

GREAT LAKES 2T-1A-2

Fixed Wing Single Engine · LYCOMING I0360 SER

Registered

115

Year Range

1974–1985

NTSB Events

52

Airworthiness Directives

10

01 /  Distribution

Where the fleet lives and was built

Counts of currently-registered GREAT LAKES 2T-1A-2 aircraft by US state and decade of manufacture, sourced from the FAA Aircraft Registry.

By State (top 10)

  • CA 14.8% 17
  • TX 12.2% 14
  • CO 6.1% 7
  • AZ 6.1% 7
  • FL 5.2% 6
  • MT 4.3% 5
  • NC 4.3% 5
  • OH 3.5% 4
  • VA 3.5% 4
  • PA 3.5% 4

+28 more states

By Decade of Manufacture

  • 1970s 76.5% 88
  • 1980s 12.2% 14
  • Unknown 11.3% 13

02 /  NTSB Records

Events involving GREAT LAKES 2T-1A-2 aircraft

52 event(s) on file. Showing the most recent 25 · 27 more available on NTSB CAROL.

03 /  Airworthiness Directives

FAA directives applicable to GREAT LAKES 2T-1A-2

10 directive(s) on file. Showing the most recent 10.

  • 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…

  • 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…

  • 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…

  • 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…

  • 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…

  • 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…

  • 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…

  • 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…

  • 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…

  • 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…

04 /  Type Certificate Data Sheets

FAA TCDS for GREAT LAKES 2T-1A-2

The TCDS is the legal certification document — weight limits, performance, equipment, AD compliance times, operating limitations. 2 matches in the FAA catalog.

05 /  Special Airworthiness Information Bulletins

Advisories applicable to GREAT LAKES 2T-1A-2

1 SAIB on file. SAIBs are FAA advisory notices — not mandatory like ADs, but worth reviewing for service bulletins and emerging issues.

06 /  Supplemental Type Certificates

Modifications approved for GREAT LAKES 2T-1A-2

36 STCs on file — every FAA-approved modification, alteration, or installation for this aircraft. STOL kits, avionics, fuel systems, floats, engine swaps, you name it.

  • 03/01/2025

    STC SA7965SW

    Application of fabric and polyurethane finishing system.

    Shady Aviation LLC

  • 05/17/2024

    STC SA4503NM (PAGE 1)

    Remove original cloth covering and install Ceconite covering

    Ceconite Division of Poly-Fiber Inc.

  • 09/09/2022

    STC SA4503NM (PAGE 1)

    Install Ceconite covering material.

    Ceconite Division of Poly-Fiber Inc

  • 05/18/2022

    STC SA04776NY (2 OF2)

    The HIPEC Covering and Finishing System must be performed and maintained

    HIPEC Aircraft Coatings Inc.

  • 03/01/2018

    STC SA7965SW

    Application of fabric and polyurethane finishing system.

    Air Tech Coatings

  • 08/27/2016

    STC SA01240SE (2 OF 5)

    Installation of secondary voltage indication system

    Visual Instruments LLC

  • 10/19/2011

    STC SA00478CH (PAGE 1)

    Installation of Cooper Superflite 102 Fabric.

    Aviation Products Systems Inc.

  • 09/14/2011

    STC SA00478CH (PAGE 1)

    Installation of Cooper Superflite 102 Fabric.

    Aviation Products Systems Inc.

  • 08/18/2011

    STC SA01669CH (PAGE 2)

    Installation of Challenger Reusable Air Filters.

    Challenger Aviation Products Inc.

  • 05/12/2011

    STC SA01435SE (PAGE 1)

    Installation of J.P. Instruments (JPI) Primary Engine Data Management System.

    J P Instruments

  • 02/25/2011

    STC SA4503NM (Page 1)

    Install Ceconite covering material.

    Ceconite Division of Poly-Fiber Inc

  • 02/14/2011

    STC SA01435SE (PAGE 1)

    Installation of J.P. Instruments (JPI) Primary Engine Data Management System.

    J P Instruments

  • 11/05/2010

    STC SA01669CH (PAGE 2)

    Installation of Challenger Reusable Air Filters.

    Challenger Aviation Products Inc.

  • 02/01/2010

    STC SA00478CH (PAGE 1)

    Installation of Cooper Superflite 102 Fabric.

    Aviation Products Systems Inc.

  • 09/18/2009

    STC SA00478CH (PAGE 1)

    Installation of Cooper Superflite 102 Fabric.

    Aviation Products Systems Inc.

  • 06/26/2009

    STC SA01734SE (PG 2)

    Application of Stewart Systems synthetic fabric covering system to aircraft fuselage, wings, tail surfaces, control surfaces and related parts.

    Stewart Thomas D. and Stewart Dan R.

  • 05/15/2009

    STC SA00478CH (PAGE 1)

    Installation of Cooper Superflite 102 Fabric.

    Aviation Products Systems Inc.

  • 04/21/2009

    STC SA01669CH (PAGE 2)

    Installation of Challenger Reusable Air Filters.

    Challenger Aviation Products Inc.

  • 04/16/2009

    STC SA01988SE (PAGE 4)

    Installation of Electronics International Inc. Glass Panel Engine Monitor (with In-Flight Data) MVP-50P.

    Electronics International Inc.

  • 01/27/2009

    STC SA01669CH (PAGE 2)

    Installation of Challenger Reusable Air Filters.

    Challenger Aviation Products Inc.

  • 03/18/2008

    STC SA01435SE (PAGE 1)

    Installation of J.P. Instruments (JPI) Primary Engine Data Management System.

    J P Instruments

  • 04/02/2006

    STC SA01240SE (2 OF 5)

    Installation of secondary voltage indication system

    Visual Instruments LLC

  • 07/08/2005

    STC SA00680SE (5 OF 6

    Installation of Electronics International model UBG-16 or UBG-16T bar graph engine analyzer.

    Electronics International

  • 03/12/2004

    STC SA593CH (2 OF 5)

    Install Champion SlickSTART magneto booster system.

    Champion Aerospace LLC

  • 11/10/2003

    STC SA8075SW (PAGE 1)

    Installation of fiberglass covering. (M-62 SERIES PT-19) (G-73 SCHWEIZER)

    Razorback Fabrics Inc

  • 12/31/2002

    STC SA2095NM

    Installation of a Warner R-550-3 engine; a Univair 220 propeller; Cleveland 6100X6 wheels and brakes; Scott 3200 tail wheel; and associated changes.

    Great Lakes Aircraft Co. LLC

  • 03/09/1999

    STC SA00680SE (5 OF 6

    Installation of Electronics International model UBG-16 or UBG-16T bar graph engine analyzer.

    Electronics International

  • 08/09/1994

    STC SA2095NM

    Installation of a Warner R-550-3 engine; a Univair 220 propeller; Cleveland 6100X6 wheels and brakes; Scott 3200 tail wheel; and associated changes.

    Swack Harvey R

  • 07/15/1994

    STC SA7965SW

    Application of fabric and polyurethane finishing system.

    Air Tech Coatings

  • 03/09/1993

    STC SA1626NM Page 1

    Installation of Electronics Int'l Digital EGT/CHT Instruments and accessories. (201 Series)

    Electronics International

+ 6 more STCs on file

07 /  PMA replacement parts

FAA-approved replacement parts for GREAT LAKES 2T-1A-2

26 parts on file from the FAA Parts Manufacturer Approval database. Each is a non-OEM part the FAA has authorized for use as a replacement on this aircraft type.

  • RG-12LSA#https://drs.faa.gov/browse/excelExternalWindow/5F9F2BB23A50D0C5862581DE006902ED.0001##

    Battery

    Concorde Battery Corp replaces RG-12LSA

    PMA holder →
  • RG-25XC#https://drs.faa.gov/browse/excelExternalWindow/946AAD8E805524B5862581DE006902EF.0001##

    Battery

    Concorde Battery Corp replaces RG-25XC

    PMA holder →
  • MDL103216-000#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID199395150120240221143438.0001##

    SkyView HDX Instrumentation

    Dynon Avionics, Inc. replaces Modification Part

    PMA holder →
  • APS66-10500#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID120386300920221020170250.0001##

    Brake Lining

    Aviation Products Systems Inc replaces 066-10500

    PMA holder →
  • 151-0001#https://drs.faa.gov/browse/excelExternalWindow/CC4816E39E6621C2862574F7005FA885.0001##

    Red Slave Assembly

    Aeroflash Signal replaces GLAC P/N 00548-1

    PMA holder →
  • 150-0015#https://drs.faa.gov/browse/excelExternalWindow/0E3046CECE47077F862574F7005FA867.0001##

    Beacon Light Flasher Assembly

    Aeroflash Signal replaces Orig. Part

    PMA holder →
  • SC-W/T-2592-DR#https://drs.faa.gov/browse/excelExternalWindow/0FF9E620B998BF1C8625764600501E3B.0001##

    GREAT LAKES TALL WINDSHIELD

    Great Lakes Aero Products replaces 40153-3

    PMA holder →
  • SC-W/G-2592-DR#https://drs.faa.gov/browse/excelExternalWindow/E3FE572B55F094318625764600501E65.0001##

    GREAT LAKES TALL WINDSHIELD

    Great Lakes Aero Products replaces 40153-3

    PMA holder →
  • W/T-2592-DR#https://drs.faa.gov/browse/excelExternalWindow/C56B13C7CC754DEB8625764600501DE2.0001##

    GREAT LAKES TALL WINDSHIELD

    Great Lakes Aero Products replaces 40153-3

    PMA holder →
  • W/G-2592-DR#https://drs.faa.gov/browse/excelExternalWindow/CFDE2414BE24DF0A8625764600501E0D.0001##

    GREAT LAKES TALL WINDSHIELD

    Great Lakes Aero Products replaces 40153-3

    PMA holder →
  • W-2592-DR#https://drs.faa.gov/browse/excelExternalWindow/C195C4961AF843688625764600501DC1.0001##

    GREAT LAKES TALL WINDSHIELD

    Great Lakes Aero Products replaces 40153-3

    PMA holder →
  • SC-W/G-2592#https://drs.faa.gov/browse/excelExternalWindow/A851BEF662FC39B78625764600501D95.0001##

    GREAT LAKES TALL WINDSHIELD

    Great Lakes Aero Products replaces 40153-3

    PMA holder →
  • SC-W/T-2592#https://drs.faa.gov/browse/excelExternalWindow/9269195EABCD6FE58625764600501D69.0001##

    GREAT LAKES TALL WINDSHIELD

    Great Lakes Aero Products replaces 40153-3

    PMA holder →
  • W/T-2592#https://drs.faa.gov/browse/excelExternalWindow/E9A11A2493C9EE968625764600501D1D.0001##

    GREAT LAKES TALL WINDSHIELD

    Great Lakes Aero Products replaces 40153-3

    PMA holder →
  • W/G-2592#https://drs.faa.gov/browse/excelExternalWindow/C7BC44F6FF2E75738625764600501D4A.0001##

    GREAT LAKES TALL WINDSHIELD

    Great Lakes Aero Products replaces 40153-3

    PMA holder →
  • SC-W/T-2591-DR#https://drs.faa.gov/browse/excelExternalWindow/CAA40A561FAE995E8625764600501C9B.0001##

    GREAT LAKES FORWARD WINDSHIELD

    Great Lakes Aero Products replaces 40153-7

    PMA holder →
  • SC-W/G-2591-DR#https://drs.faa.gov/browse/excelExternalWindow/051FC63429444B638625764600501CCD.0001##

    GREAT LAKES FORWARD WINDSHIELD

    Great Lakes Aero Products replaces 40153-7

    PMA holder →
  • W-2592#https://drs.faa.gov/browse/excelExternalWindow/DB85B5165B8C90518625764600501CF3.0001##

    GREAT LAKES TALL WINDSHIELD

    Great Lakes Aero Products replaces 40153-3

    PMA holder →
  • W/T-2591-DR#https://drs.faa.gov/browse/excelExternalWindow/2272F5062D05A4ED8625764600501C4F.0001##

    GREAT LAKES FORWARD WINDSHIELD

    Great Lakes Aero Products replaces 40153-7

    PMA holder →
  • W/G-2591-DR#https://drs.faa.gov/browse/excelExternalWindow/7BEC64464C25DB288625764600501C79.0001##

    GREAT LAKES FORWARD WINDSHIELD

    Great Lakes Aero Products replaces 40153-7

    PMA holder →
  • SC-W/G-2591#https://drs.faa.gov/browse/excelExternalWindow/DBF49E42167980B08625764600501BEB.0001##

    GREAT LAKES FORWARD WINDSHIELD

    Great Lakes Aero Products replaces 40153-7

    PMA holder →
  • W-2591-DR#https://drs.faa.gov/browse/excelExternalWindow/956A9F756075A67B8625764600501C23.0001##

    GREAT LAKES FORWARD WINDSHIELD

    Great Lakes Aero Products replaces 40153-7

    PMA holder →
  • W/G-2591#https://drs.faa.gov/browse/excelExternalWindow/44F2BFD4D9D49A128625764600501B95.0001##

    GREAT LAKES FORWARD WINDSHIELD

    Great Lakes Aero Products replaces 40153-7

    PMA holder →
  • SC-W/T-2591#https://drs.faa.gov/browse/excelExternalWindow/681D35EE72E21AE88625764600501BC0.0001##

    GREAT LAKES FORWARD WINDSHIELD

    Great Lakes Aero Products replaces 40153-7

    PMA holder →
  • W/T-2591#https://drs.faa.gov/browse/excelExternalWindow/5BDF4BB470729AA08625764600501B58.0001##

    GREAT LAKES FORWARD WINDSHIELD

    Great Lakes Aero Products replaces 40153-7

    PMA holder →
  • W-2591#https://drs.faa.gov/browse/excelExternalWindow/A38263F1246B04B88625764600501B26.0001##

    GREAT LAKES FORWARD WINDSHIELD

    Great Lakes Aero Products replaces 40153-7

    PMA holder →

05 /  Aircraft of this type

All 115 registered N-numbers

Every tail currently on the FAA registry for this make/model. Click an N-number to query the FAA Aircraft Inquiry; rows flagged have NTSB events on file. Tails seeded with full TallyAero pages link directly.

115 of 115
N-number St Year NTSB FAA
N101GL CA Look up ↗
N112PT RI · Look up ↗
N12R TX 1976 · Look up ↗
N14JV TX 1977 Look up ↗
N161GL FL 1978 · Look up ↗
N16GL CO Look up ↗
N175HD AR 1975 Look up ↗
N1XG MT 1981 Look up ↗
N21XG TX 1982 · Look up ↗
N22LB WA 1976 · Look up ↗
N24C OH 1985 · Look up ↗
N2XG IL 1980 Look up ↗
N3502L NY 1978 Look up ↗
N3511L KS 1978 Look up ↗
N3513L CO 1978 · Look up ↗
N3514L VA 1978 · Look up ↗
N3515L CA · Look up ↗
N3544L SC 1978 Look up ↗
N3554L OR 1978 · Look up ↗
N3564L VA 1978 Look up ↗
N3567L NC 1978 · Look up ↗
N3587L MN 1978 · Look up ↗
N3604L TX 1978 · Look up ↗
N3604X CA 1977 · Look up ↗
N3661L NC 1978 · Look up ↗
N3665L IA 1978 Look up ↗
N3673L MT 1978 Look up ↗
N3676L CA 1978 · Look up ↗
N3678L CO 1978 · Look up ↗
N3684L ND 1978 · Look up ↗
N3702F CA 1976 Look up ↗
N3703F NH 1976 Look up ↗
N3705F PA 1977 Look up ↗
N371PF NV 1976 · Look up ↗
N3731F CA 1976 · Look up ↗
N3742F TX 1977 · Look up ↗
N3751F FL 1977 Look up ↗
N3759F GA 1977 · Look up ↗
N3763F MS 1977 · Look up ↗
N3765F NC 1977 · Look up ↗
N3771F FL Look up ↗
N3775F CA 1977 Look up ↗
N37WR PA 1975 · Look up ↗
N3800F AZ 1977 Look up ↗
N3803F WA 1977 Look up ↗
N3805F MT 1977 Look up ↗
N3806F MI 1977 · Look up ↗
N3807F MI 1977 Look up ↗
N3808F AZ 1977 Look up ↗
N3810F NM 1977 · Look up ↗
N3812F CO 1977 Look up ↗
N3813F DE 1977 · Look up ↗
N3814F NV 1977 · Look up ↗
N3815F CA 1977 · Look up ↗
N3816F MO 1977 Look up ↗
N3817F AZ · Look up ↗
N3819F DE · Look up ↗
N3821F FL 1977 · Look up ↗
N3822F OH 1977 · Look up ↗
N3823F TX 1977 Look up ↗
N4008L MT Look up ↗
N4011L MI 1978 · Look up ↗
N434RB CA 1976 · Look up ↗
N44SJ CA 1977 Look up ↗
N4555W CA 1976 · Look up ↗
N455ET OH 1975 · Look up ↗
N474CT DE 1981 · Look up ↗
N47L NC 1977 Look up ↗
N52GB TN 1977 · Look up ↗
N53VC LA · Look up ↗
N5599B AL 1980 · Look up ↗
N5603L GU 1974 Look up ↗
N5613L AZ 1974 · Look up ↗
N5761G PA 1980 Look up ↗
N5761Z CT 1980 Look up ↗
N5762B CA 1980 · Look up ↗
N5762D TX 1981 · Look up ↗
N5762G WI 1981 Look up ↗
N5886L TX 1975 · Look up ↗
N5ZM CO 1975 · Look up ↗
N6016L CA 1975 · Look up ↗
N6022L FL 1975 · Look up ↗
N6036L DE 1975 · Look up ↗
N6053L TX 1976 Look up ↗
N6054L NJ 1975 · Look up ↗
N6075L AZ 1976 Look up ↗
N60GL CA 1978 · Look up ↗
N6196L TX 1976 Look up ↗
N6197L TX 1976 Look up ↗
N6199L SC 1976 · Look up ↗
N6247L AZ 1976 · Look up ↗
N6262L CO 1976 Look up ↗
N703GL WI · Look up ↗
N707GL VT 1976 · Look up ↗
N707RM WA 1976 · Look up ↗
N711PT FL 1976 · Look up ↗
N728GL TX 1976 · Look up ↗
N748L NY 1976 · Look up ↗
N763GL IN 1977 · Look up ↗
N765GL OR Look up ↗
N76GL IA 1976 · Look up ↗
N771VY OH 1976 Look up ↗
N780ZA PA 1975 · Look up ↗
N789JF TX 1976 · Look up ↗
N791BK VA 1978 · Look up ↗
N799DB VA 1978 · Look up ↗
N79GL CA 1977 Look up ↗
N802GL TX · Look up ↗
N80AM CO 1980 Look up ↗
N827GL MT 1978 · Look up ↗
N87G NJ 1985 · Look up ↗
N87GL NC 1978 · Look up ↗
N97GL CA · Look up ↗
N99GL CA 1981 · Look up ↗
N9GL AZ 1974 · Look up ↗

Source — FAA Aircraft Registry · click "Look up" to query the live registry record (owner, address, last airworthiness)

05 /  Sources & Methodology

Every count traces back to a primary US-government source

We render counts and lists as the agency publishes them. Read the methodology →