# Great Lakes 2T-1(MENASCO SPECIAL

- Type: Aircraft model (FAA registry)
- Registry code: 3910104
- Manufacturer (registry): GREAT LAKES
- Model: 2T-1(MENASCO SPECIAL
- Aircraft type: Fixed wing single engine
- Category: Airplane
- Engines: 1 · Reciprocating
- Seats: 2
- Weight class: Up to 12,499 lb
- Cruise speed: 75 mph
- Certification: Type certificated
- Data sheet: [TCDS TC 2-339](https://openairdocs.org/tcds/TC%202-339) (OpenAirDocs)
- Holder: Great Lakes Aircraft Company
- Registered aircraft: 2
- Page: https://openairdocs.org/model/great-lakes-2t-1-menasco-special

Model codes come from the FAA registry's reference file. ADs are matched to them by model name and maker.

## ADs that may apply (OpenAirDocs)

Matched to this model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment.

None matched.

## Registered aircraft (2)

- [N818K](https://openairdocs.org/aircraft/N818K): [Webb Mark R](https://openairdocs.org/faa-owner/WEBB%20MARK%20R), [Delmar, MD](https://openairdocs.org/faa-place/MD/Delmar), built 1929, S/N 79
- [N822K](https://openairdocs.org/aircraft/N822K): [Caldwell Collection Inc](https://openairdocs.org/faa-owner/CALDWELL%20COLLECTION%20INC), [Oklahoma City, OK](https://openairdocs.org/faa-place/OK/Oklahoma%20City), built 1929, S/N 83

## NTSB investigations (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB ERA24LA229](https://openairdocs.org/ntsb/ERA24LA229), May 26, 2024: Great Lakes 2T-1(Menasco Special) (N818K), Salisbury, MD, substantial damage. Probable cause: The pilot’s exceedance of the airplane’s critical angle of attack, resulting in an aerodynamic stall and loss of control.

## FAA accident and incident reports (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 20240526010909A](https://openairdocs.org/incident/20240526010909A), May 26, 2024: Great Lakes 2T-1(MENASCO SPECIAL (N818K), Salisbury, MD, Substantial damage. Aircraft departed Bennett Airport (1N5). Minutes after departure in direction back to the airport, aircraft suddenly crashed in a nearby field. Due to pilot…

## STCs that may be installed (OpenAirDocs) (6)

Approved for this model: the STC's model list names it on its data sheet, or a series that includes it. In force first, then newest. The registry doesn't record which STCs an aircraft has.

- [STC SA04652CH](https://openairdocs.org/stc/SA04652CH): To allow use of 100R grade aviation fuel meeting Swift Fuel, LLC specification. Swift Fuels LLC
- [STC SA00680SE](https://openairdocs.org/stc/SA00680SE): Installation of Electronics International model UBG-16 or UBG-16T bar graph engine analyzer. Electronics International
- [STC SA1626NM PAGE 1](https://openairdocs.org/stc/SA1626NM%20PAGE%201): Installation of Electronics Int'l Digital EGT/CHT Instruments and accessories. (201 Series). Electronics International
- [STC SA2350NM PAGE 1](https://openairdocs.org/stc/SA2350NM%20PAGE%201): Installation of Electronics International Inc digital carburetor/outside air temperature gauges. Electronics International
- [STC SA3862NM PAGE 1](https://openairdocs.org/stc/SA3862NM%20PAGE%201): Installation of Electronics International Primary TIT/EGT/CHT instruments, remote switches and associated accessories. Electronics International
- [STC SA2350NM](https://openairdocs.org/stc/SA2350NM) (historical): Installation of Electronics International Inc digital carburetor/outside air temperature gauges listed on the attached continuation sheet and the associated accessories. Electronics International

## PMA parts (OpenAirDocs) (3)

Current parts manufacturer approvals (PMA): parts the FAA has approved companies to make as replacements or modifications. Each record lists its models as free text; OpenAirDocs matched them to this model on its data sheet, so check the FAA record before relying on it. Newest first.

- [73-CFG-R](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID171757931720260806152413.0001): Fuel Quantity Indication Placard. Swift Fuels, LLC · PMA PQ04423CE · Modification part · Jul 20, 2026
- [S1069](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID145057935020260806152319.0001): 100R Fuel Placard. Swift Fuels, LLC · PMA PQ04423CE · Modification part · Jul 20, 2026
- [V674UL94](https://drs.faa.gov/browse/excelExternalWindow/E1C1EF6CEE5DC2EE862585990051C803.0001): UL94 Fuel Placard. Swift Fuels, LLC · PMA PQ04423CE · Modification part · Jun 7, 2020

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