# N86570: 1935 Universal Moulded Products MONOCOUPE D-145

- Status: Valid registration
- Airframe: [Universal Moulded Products MONOCOUPE D-145](https://openairdocs.org/model/universal-moulded-products-monocoupe-d-145) (registry code 9250502, 2 seats)
- Engine: [Warner SS40&50](https://openairdocs.org/engine/warner-ss40-50) (registry code 64503)
- Data sheets: [TCDS ATC 529](https://openairdocs.org/tcds/ATC%20529) (Universal Moulded Aircraft Corporation) (OpenAirDocs)
- Serial number: D-122
- Year built: 1935
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Standard
- Airworthiness date: June 16, 1959
- Certificate issued: October 1, 2012
- Expires: October 31, 2028
- Mode S code: ABE4D0
- Registered owner: [Cournoyer John J](https://openairdocs.org/faa-owner/COURNOYER%20JOHN%20J)
- Location: [Ellsinore, MO](https://openairdocs.org/faa-place/MO/Ellsinore)
- Owner type: Individual
- Owner's area on the map: 36.9538° N, 90.7534° W: Placed by OpenAirDocs at the center of ZIP code 63937, within about 7 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=86570
- Page: https://openairdocs.org/aircraft/N86570

From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination.

## ADs that may apply (OpenAirDocs): 0 in force

### Matched by airframe (Universal Moulded Products MONOCOUPE D-145)

None in force.

### Matched by engine (Warner SS40&50)

None in force.

## Information bulletins (advisory)

None matched.

## 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 MKC76FCG73](https://openairdocs.org/ntsb/MKC76FCG73), May 20, 1976: Monocoupe D-145 (N86570), Grain Valley, MO, substantial damage

## 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 19760520013029A](https://openairdocs.org/incident/19760520013029A), May 20, 1976: Unipro MONOCOUPD145 (N86570), Grain Valley, MO, Substantial damage. Wind gusting to 15KTS.

## Service difficulty reports

None filed for this aircraft. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

## STCs that may be installed (OpenAirDocs) (3)

Approved for this aircraft's airframe or engine model, in force first, then newest. The registry doesn't record which STCs an aircraft has; its records do.

### Approved for the airframe (Universal Moulded Products MONOCOUPE D-145)

- [STC SA04652CH](https://openairdocs.org/stc/SA04652CH): To allow use of 100R grade aviation fuel meeting Swift Fuel, LLC specification. Swift Fuels LLC
- [STC SA01757WI](https://openairdocs.org/stc/SA01757WI): To allow the use of UL91 or UL94 (minimum) grade aviation fuel. Swift Fuels LLC
- [STC SA01831WI](https://openairdocs.org/stc/SA01831WI): To allow the use of UL91 (minimum) grade aviation fuel. Petersen Aviation Inc

## Related

- Other Universal Moulded Products MONOCOUPE D-145 aircraft: https://openairdocs.org/model/universal-moulded-products-monocoupe-d-145/aircraft.md
- The Warner SS40&50 engine: https://openairdocs.org/engine/warner-ss40-50.md

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.