# N1165: Mikoyan Gurevich MIG 21 UM

- Status: Valid registration
- Airframe: [Mikoyan Gurevich MIG 21 UM](https://openairdocs.org/model/mikoyan-gurevich-mig-21-um) (registry code 056037S, 1 seats)
- Engine: [Amateur-built UNKNOWN ENG](https://openairdocs.org/engine/amateur-built-unknown-eng) (registry code 99999)
- Serial number: 0165
- Type: Fixed wing single engine
- Engine type: Turbo-jet
- Airworthiness: Experimental, exhibition
- Airworthiness date: July 10, 1997
- Certificate issued: September 9, 2014
- Expires: September 30, 2027
- Mode S code: A04584
- Registered owner: [National Test Pilot School](https://openairdocs.org/faa-owner/NATIONAL%20TEST%20PILOT%20SCHOOL)
- Location: [Mojave, CA](https://openairdocs.org/faa-place/CA/Mojave)
- Owner type: Corporation
- Owner's area on the map: 35.0525° N, 118.1740° W: Placed by OpenAirDocs: center of Mojave, CA, within about 4 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=1165
- Page: https://openairdocs.org/aircraft/N1165

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 (Mikoyan Gurevich MIG 21 UM)

None in force.

### Matched by engine (Amateur-built UNKNOWN ENG)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N1165.

## FAA accident and incident reports

None matched to N1165.

## 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)

None matched to this aircraft's models.

## Earlier aircraft with N1165

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N1165 before.

- [Cancelled (date not recorded)](https://openairdocs.org/deregistered/N1165-undated-NW-1): Rainier William A COUGAR I, S/N NW 1
- [Cancelled (date not recorded)](https://openairdocs.org/deregistered/N1165-undated-UNKNOWN): Matthews Frank CURTISS JN4D, S/N UNKNOWN. Owner: [Mathews Frank](https://openairdocs.org/faa-owner/MATHEWS%20FRANK), [San Antonio, TX](https://openairdocs.org/faa-place/TX/San%20Antonio)

## Related

- Other Mikoyan Gurevich MIG 21 UM aircraft: https://openairdocs.org/model/mikoyan-gurevich-mig-21-um/aircraft.md
- The Amateur-built UNKNOWN ENG engine: https://openairdocs.org/engine/amateur-built-unknown-eng.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.