# N3021: AS+ AC 4

- Status: Valid registration
- Airframe: [AS+ AC 4](https://openairdocs.org/model/as-plus-ac-4) (registry code 05628R1, 1 seats)
- Serial number: 023
- Type: Glider
- Engine type: None
- Certificate issued: July 16, 2026
- Expires: July 31, 2033
- Mode S code: A3293B
- Registered owners: [Lee Gary O](https://openairdocs.org/faa-owner/LEE%20GARY%20O), [Lee Dustin J](https://openairdocs.org/faa-owner/LEE%20DUSTIN%20J)
- Location: [Post Falls, ID](https://openairdocs.org/faa-place/ID/Post%20Falls)
- Owner type: Co-owned
- Owner's area on the map: 47.7264° N, 116.9761° W: Placed by OpenAirDocs at the center of ZIP code 83854, within about 5 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=3021
- Page: https://openairdocs.org/aircraft/N3021

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 (AS+ AC 4)

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 FTW97LA349](https://openairdocs.org/ntsb/FTW97LA349), Sep 14, 1997: AS+ AC-4B (N3021), Sundance, WY, substantial damage. Probable cause: improper planning/decision by the pilot, which led to a snag and sudden slack in the tow rope, and necessitated an aborted launch (emergency landing) after initial liftoff. This in turn led to an…

## 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 19970914047149A](https://openairdocs.org/incident/19970914047149A), Sep 14, 1997: N3021, Sundance, WY, Substantial damage. (-16) Glider launch system failed to propel aircraft into flight, pilot released tow cable to maintain aircraft control and avoid injury.

## 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 N3021

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N3021 before.

- [Cancelled 1993-03-05](https://openairdocs.org/deregistered/N3021-1993-03-05): Bensen B-8M, S/N 16120. Triennial form not returned. Owner: [Dowling Carl E](https://openairdocs.org/faa-owner/DOWLING%20CARL%20E), [English Center, PA](https://openairdocs.org/faa-place/PA/English%20Center)
- [Cancelled 1942-04-01](https://openairdocs.org/deregistered/N3021-1942-04-01): Grumman G-21A, S/N 1058. Owner: [Pan America Airways System](https://openairdocs.org/faa-owner/PAN%20AMERICA%20AIRWAYS%20SYSTEM), [Washington, DC](https://openairdocs.org/faa-place/DC/Washington)

## Related

- Other AS+ AC 4 aircraft: https://openairdocs.org/model/as-plus-ac-4/aircraft.md

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