# Monocoupe 90AL-115

- Type: Aircraft model (FAA registry)
- Registry code: 5810110
- Manufacturer (registry): MONOCOUPE
- Model: 90AL-115
- Aircraft type: Fixed wing single engine
- Category: Airplane
- Engines: 1 · Reciprocating
- Seats: 2
- Weight class: Up to 12,499 lb
- Cruise speed: 97 mph
- Certification: Type certificated
- Data sheet: [TCDS A-306](https://openairdocs.org/tcds/A-306) (OpenAirDocs)
- Holder: Monocoupe Corporation
- Registered aircraft: 6
- Page: https://openairdocs.org/model/monocoupe-90al-115

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 (6)

- [N369H](https://openairdocs.org/aircraft/N369H): [Old Style Aircraft LLC](https://openairdocs.org/faa-owner/OLD%20STYLE%20AIRCRAFT%20LLC), [Ellsinore, MO](https://openairdocs.org/faa-place/MO/Ellsinore), S/N 863
- [N38905](https://openairdocs.org/aircraft/N38905): [Heins Andrew S](https://openairdocs.org/faa-owner/HEINS%20ANDREW%20S), [Dayton, OH](https://openairdocs.org/faa-place/OH/Dayton), built 1941, S/N AF-828
- [N38922](https://openairdocs.org/aircraft/N38922): [Iler Elden](https://openairdocs.org/faa-owner/ILER%20ELDEN), [Van Nuys, CA](https://openairdocs.org/faa-place/CA/Van%20Nuys), built 1941, S/N A-845
- [N87618](https://openairdocs.org/aircraft/N87618): [Ready Aim Flyer LLC](https://openairdocs.org/faa-owner/READY%20AIM%20FLYER%20LLC), [New Castle, DE](https://openairdocs.org/faa-place/DE/New%20Castle), built 1948, S/N 866
- [N87621](https://openairdocs.org/aircraft/N87621): [Shackelford Gary L](https://openairdocs.org/faa-owner/SHACKELFORD%20GARY%20L), [Parrish, FL](https://openairdocs.org/faa-place/FL/Parrish), built 1949, S/N 869
- [N97Y](https://openairdocs.org/aircraft/N97Y): [Mueller Dan W Jr](https://openairdocs.org/faa-owner/MUELLER%20DAN%20W%20JR), [Maryland Heights, MO](https://openairdocs.org/faa-place/MO/Maryland%20Heights), built 1948, S/N 867

## NTSB investigations (3)

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 ERA24LA009](https://openairdocs.org/ntsb/ERA24LA009), Oct 14, 2023: Monocoupe 90AL-115 (N87621), Myakka City, FL, substantial damage. Probable cause: The pilot’s failure to maintain adequate clearance from a fence during takeoff.
- [NTSB CHI04LA158](https://openairdocs.org/ntsb/CHI04LA158), Jun 19, 2004: Monocoupe 90AL-115 (N1161), St. Paul, MO, destroyed, 2 fatal. Probable cause: The pilot's failure to maintain altitude/clearance from the terrain while maneuvering.
- [NTSB FTW7LDQG38](https://openairdocs.org/ntsb/FTW7LDQG38), Nov 10, 1975: Monocoupe 90AL (N1161), Midland, TX, substantial damage

## FAA accident and incident reports (3)

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 20231014016509A](https://openairdocs.org/incident/20231014016509A), Oct 14, 2023: Monocoupe 90AL-115 (N87621), Myakka City, FL, Substantial damage. PIC started takeoff from unimproved grass field. Brought the aircraft up to takeoff speed. Lifted off runway, aircraft immediately began a left drift from…
- [Accident 20040619023979A](https://openairdocs.org/incident/20040619023979A), Jun 19, 2004: Mncoup 90AL115 (N1161), Stcharlescounty, MO, Destroyed, 2 fatal. (-23) On June 19, 2004 at 90AK-115 monocoupe (clip-wing), U.S. Registration number N1161, operating under a special airworthiness certificate in the…
- [Accident 19751116036809A](https://openairdocs.org/incident/19751116036809A), Nov 16, 1975: Mncoup 90AL115 (N1161), Midland, TX, Substantial damage

## STCs that may be installed (OpenAirDocs) (20)

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 SA00081NY](https://openairdocs.org/stc/SA00081NY): Installation of Iceman Aviation Supplies, Inc. Carburetor Ice Detector. Alcor LLC
- [STC SA7965SW](https://openairdocs.org/stc/SA7965SW): Application of fabric and polyurethane finishing system. Shady Aviation LLC
- [STC SA02594SE](https://openairdocs.org/stc/SA02594SE): SkyView HDX Instrumentation and Autopilot System manufactured. Dynon Avionics
- [STC SA01757WI](https://openairdocs.org/stc/SA01757WI): To allow the use of UL91 or UL94 (minimum) grade aviation fuel. Swift Fuels LLC
- [STC SA01967WI](https://openairdocs.org/stc/SA01967WI): Use of GAMI G100UL High Octane Unleaded Avgas. General Aviation Modifications Inc
- [STC SA04776NY](https://openairdocs.org/stc/SA04776NY): The HIPEC Covering and Finishing System must be performed and maintained. HIPEC Aircraft Coatings Inc
- [STC SA00410BO](https://openairdocs.org/stc/SA00410BO): Installation of an AV-30-C Multi-Mode Indicator. uAvionix Corporation
- [STC SA01831WI](https://openairdocs.org/stc/SA01831WI): To allow the use of UL91 (minimum) grade aviation fuel. Petersen Aviation Inc
- [STC SA01734SE](https://openairdocs.org/stc/SA01734SE): Application of Stewart Systems synthetic fabric covering system to aircraft fuselage, wings, tail surfaces, control surfaces and related parts. Andrew D. Humphrey
- [STC SA00478CH](https://openairdocs.org/stc/SA00478CH): Installation of Cooper Superflite 102 Fabric. Aviation Products Systems Inc
- [STC SA8075SW](https://openairdocs.org/stc/SA8075SW): Installation of fiberglass covering. (M-62 SERIES PT-19) (G-73 SCHWEIZER). Razorback Fabrics Inc
- [STC SA489EA](https://openairdocs.org/stc/SA489EA): Installation of ARP Inc. carburetor ice detection system. Aircraft & Rotorcraft Products (ARP) Inc
- [STC SA2-952](https://openairdocs.org/stc/SA2-952): Installation of fiberglass covering. Razorback Fabrics Inc. Lists 90 Series
- [STC SA5159NM](https://openairdocs.org/stc/SA5159NM): Installation of chip detector system. Northwest Aircraft Inc. Lists 90 Series
- [STC SA1351WE](https://openairdocs.org/stc/SA1351WE): Replace existing fabric on wings, fuselage, empennage, and/or control surfaces, with Ceconite101 material. (262A Series -12). Ceconite Inc
- [STC SA308EA](https://openairdocs.org/stc/SA308EA): Installation of carburetor ice detection system 105AP in single and twin engine aircraft and single engine helicopters powered by Continental, Franklin, and Lycoming type engines equipped with Marvel-Schebler MA-2, MA-3, MA-4, MA-4-5, MA-6 and HA-6 series carburetors. (Normal,Utility and Acrobatic Category airplanes and helicopters equipped with engines and carburetors as described.). Alfred R Puccinelli
- [STC SA1071CE](https://openairdocs.org/stc/SA1071CE): Installation of Lycoming IO-320-E1A engine modified per STC SE7CE and Hartzell propeller HC-C2YL-4 with modification of existing fuel system by addition of header tank and associated fuel system changes. Smith Murlin Gene
- [STC SA4-1024](https://openairdocs.org/stc/SA4-1024): Ceconite 101 covering of complete airplane. Cooper Engineering Corporation. Lists 90 Series
- [STC SA001410BO](https://openairdocs.org/stc/SA001410BO) (historical): Installation of an AV-30-C Multi-Mode Indicator. uAvionix Corporation

## PMA parts (OpenAirDocs) (27)

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.

- [S1069](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID174322047620260806152327.0001): 100R Fuel Placard. Swift Fuels, LLC · PMA PQ04423CE · Modification part · Jul 20, 2026
- [73-CFG-R](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID132611589920260806152420.0001): Fuel Quantity Indication Placard. Swift Fuels, LLC · PMA PQ04423CE · Modification part · Jul 20, 2026
- [MDL103216-000](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID153112906120240221143425.0001): SkyView HDX Instrumentation. Dynon Avionics, Inc. · PMA PQ05359NM · Modification part · Jan 26, 2024
- [UAV-1004236-001](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID197528301020230707211341.0001): AV-30-C. uAvionix Corporation · PMA PQ05445NM · Modification part · Jun 28, 2023
- [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID415049306820210622142458.0001): AeroLEDs LLC · PMA PQ5259NM · Jan 13, 2021
- [11-7512-12](https://drs.faa.gov/browse/excelExternalWindow/B60C541CC9002F43862585C2004920E3.0001): LIGHT-ASSY, Polaris 12V. AeroLEDs LLC · PMA PQ5259NM · Replaces A7512-12, W1290-14, T7512-12… · Jul 30, 2020
- [11-7512-24](https://drs.faa.gov/browse/excelExternalWindow/31CDBF01A9D20A2E862585C20049212E.0001): LIGHT-ASSY, Polaris 24V. AeroLEDs LLC · PMA PQ5259NM · Replaces W1290-28, T7512-24, CMA7512-24… · Jul 30, 2020
- [11-7512-24](https://drs.faa.gov/browse/excelExternalWindow/D78BB98D46054AD386258570005027C1.0001): Polaris 24VDC. AeroLEDs LLC · PMA PQ5259NM · Replaces W1290-28 T7512-24 CMA7512-24 A7512-24… · Oct 15, 2019
- [11-7512-12](https://drs.faa.gov/browse/excelExternalWindow/15B9E3C4C8B5041B8625857000502771.0001): Polaris 12VDC. AeroLEDs LLC · PMA PQ5259NM · Replaces A7512-12 W1290-14 T7512-12 CMA7512-12… · Oct 15, 2019
- [9100-001-C](https://drs.faa.gov/browse/excelExternalWindow/DD343890DCD8BFDB86258569004013FB.0001): MaxDim Lamp Intensity Controller. Seaton Engineering Corporation · PMA PQ2574NM · Modification part · Sep 3, 2019
- [9100-001-D](https://drs.faa.gov/browse/excelExternalWindow/C7B6725B325949E98625856900401478.0001): MaxDim Lamp Intensity Controller. Seaton Engineering Corporation · PMA PQ2574NM · Modification part · Sep 3, 2019
- [9200-000-B](https://drs.faa.gov/browse/excelExternalWindow/BD58B0712CA0C6AA86258569004016AD.0001): MaxPulse Landing Light Controller. Seaton Engineering Corporation · PMA PQ2574NM · Modification part · Sep 3, 2019
- [9100-001-G](https://drs.faa.gov/browse/excelExternalWindow/ADE62C91D97E8B788625856900401557.0001): MaxDim Lamp Intensity Controller. Seaton Engineering Corporation · PMA PQ2574NM · Modification part · Sep 3, 2019
- [9100-001-E](https://drs.faa.gov/browse/excelExternalWindow/A37F050253EE808A86258569004014BA.0001): MaxDim Lamp Intensity Controller. Seaton Engineering Corporation · PMA PQ2574NM · Modification part · Sep 3, 2019
- [9200-000-A](https://drs.faa.gov/browse/excelExternalWindow/8E10EF4D973C1D6D8625856900401662.0001): MaxPulse Landing Light Controller. Seaton Engineering Corporation · PMA PQ2574NM · Modification part · Sep 3, 2019
- [9100-001-A](https://drs.faa.gov/browse/excelExternalWindow/62DC748A2B9B1D9386258569004012FD.0001): MaxDim Lamp Intensity Controller. Seaton Engineering Corporation · PMA PQ2574NM · Modification part · Sep 3, 2019
- [9100-001-F](https://drs.faa.gov/browse/excelExternalWindow/3746AAB4CC0D6883862585690040151B.0001): MaxDim Lamp Intensity Controller. Seaton Engineering Corporation · PMA PQ2574NM · Modification part · Sep 3, 2019
- [9100-001-B](https://drs.faa.gov/browse/excelExternalWindow/32446D71EB78157686258569004013B2.0001): MaxDim Lamp Intensity Controller. Seaton Engineering Corporation · PMA PQ2574NM · Modification part · Sep 3, 2019
- [9100-001-H](https://drs.faa.gov/browse/excelExternalWindow/1AEB415100FB45D8862585690040159F.0001): MaxDim Lamp Intensity Controller. Seaton Engineering Corporation · PMA PQ2574NM · Modification part · Sep 3, 2019
- [SF-101](https://drs.faa.gov/browse/excelExternalWindow/777085580E30E7B186257B7C00496D7D.0001): Fabric. Aviation Products Systems Inc · PMA PQ3830CE · Replaces Heavy Duty 3 & 101-3 · May 27, 2013
- [SF-102](https://drs.faa.gov/browse/excelExternalWindow/11B3F358931CE76A86257B7C00496E13.0001): Fabric. Aviation Products Systems Inc · PMA PQ3830CE · Replaces Medium 3 & 102-3 · May 27, 2013
- [SF-D](https://drs.faa.gov/browse/excelExternalWindow/F09A70034CB3EF9885257038006C5719.0001): System II Finish Materials Kit. AAR Distribution · Modification part · Mar 6, 2001
- [SF-P](https://drs.faa.gov/browse/excelExternalWindow/9C365425FEB43FE985257038006C5723.0001): Standard System Finish Materials Kit. AAR Distribution · Modification part · Mar 6, 2001
- [SF-102](https://drs.faa.gov/browse/excelExternalWindow/8549C874FBB403AB85257038006C5709.0001): Fabric. AAR Distribution · Modification part · Mar 6, 2001
- [SF-C](https://drs.faa.gov/browse/excelExternalWindow/2D5350BB7885975385257038006C5711.0001): Dope Finish Materials Kit. AAR Distribution · Modification part · Mar 6, 2001
- [SS-1001](https://drs.faa.gov/browse/excelExternalWindow/C7E32203B0D0EC7E8525704C00570B73.0001): Slick START TM Installation. Slick Aircraft Products, Division of Unison Ind · Modification part · Dec 2, 1997
- [K-1001](https://drs.faa.gov/browse/excelExternalWindow/79670B8722A2299A8525704C00516146.0001): Slick START TM Installation. Slick Aircraft Products, Division of Unison Ind · Modification part · Dec 2, 1997

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