# N4095U: 1995 Bergstrom Lars WINDEX EXTREME

- Status: Valid registration
- Airframe: [Bergstrom Lars WINDEX EXTREME](https://openairdocs.org/model/bergstrom-lars-windex-extreme) (registry code 05628S8, 1 seats)
- Engine: [Amateur-built UNKNOWN ENG](https://openairdocs.org/engine/amateur-built-unknown-eng) (registry code 99999)
- Serial number: 95040002
- Year built: 1995
- Type: Glider
- Engine type: None
- Airworthiness: Experimental, amateur built
- Airworthiness date: July 26, 1995
- Certificate issued: January 31, 2012
- Expires: January 31, 2028
- Mode S code: A4D12A
- Registered owner: [Grenestedt Joachim L](https://openairdocs.org/faa-owner/GRENESTEDT%20JOACHIM%20L)
- Location: [Hellertown, PA](https://openairdocs.org/faa-place/PA/Hellertown)
- Owner type: Individual
- Owner's area on the map: 40.5916° N, 75.3044° W: Placed by OpenAirDocs at the center of ZIP code 18055, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4095U
- Page: https://openairdocs.org/aircraft/N4095U

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 (Bergstrom Lars WINDEX EXTREME)

None in force.

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

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N4095U.

## FAA accident and incident reports

None matched to N4095U.

## 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 N4095U

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N4095U before.

- [Cancelled 1988-05-17](https://openairdocs.org/deregistered/N4095U-1988-05-17): Piper PA-31-350, S/N 318152180. N-number assigned, not yet registered
- [Cancelled 1967-02-16](https://openairdocs.org/deregistered/N4095U-1967-02-16): Cessna 150E, S/N 15061495. Exported to Belgium. Owner: [Cessna Aircraft Co](https://openairdocs.org/faa-owner/CESSNA%20AIRCRAFT%20CO), [Wichita, KS](https://openairdocs.org/faa-place/KS/Wichita)

## Related

- Other Bergstrom Lars WINDEX EXTREME aircraft: https://openairdocs.org/model/bergstrom-lars-windex-extreme/aircraft.md
- The Amateur-built UNKNOWN ENG engine: https://openairdocs.org/engine/amateur-built-unknown-eng.md

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