# N104NS: 1978 Grob-Werke TWIN ASTIR

- Status: Valid registration
- Airframe: [Grob-Werke TWIN ASTIR](https://openairdocs.org/model/grob-werke-twin-astir) (registry code 1660309, 2 seats)
- Engine: [NONE](https://openairdocs.org/engine/none) (registry code 00000)
- Serial number: 3043
- Year built: 1978
- Type: Glider
- Engine type: None
- Airworthiness: Standard, utility
- Airworthiness date: April 11, 2014
- Certificate issued: July 22, 2015
- Expires: July 31, 2028
- Mode S code: A014CD
- Registered owner: [Wabash Valley Soaring Assn Inc](https://openairdocs.org/faa-owner/WABASH%20VALLEY%20SOARING%20ASSN%20INC)
- Location: [Lawrenceville, IL](https://openairdocs.org/faa-place/IL/Lawrenceville)
- Owner type: Corporation
- Owner's area on the map: 38.7441° N, 87.6397° W: Placed by OpenAirDocs at the center of ZIP code 62439, 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=104NS
- Page: https://openairdocs.org/aircraft/N104NS

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 (Grob-Werke TWIN ASTIR)

None in force.

### Matched by engine (NONE)

None in force.

## Information bulletins (advisory) (1 in force)

- [SAIB CE-06-49](https://openairdocs.org/saib/CE-06-49): . Issued Jun 21, 2006

## NTSB investigations

None matched to N104NS.

## FAA accident and incident reports

None matched to N104NS.

## 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.

## Related

- Other Grob-Werke TWIN ASTIR aircraft: https://openairdocs.org/model/grob-werke-twin-astir/aircraft.md
- The NONE engine: https://openairdocs.org/engine/none.md

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