# N9SF: 1974 Schempp-Hirth K. G NIMBUS II

- Status: Valid registration
- Airframe: [Schempp-Hirth K. G NIMBUS II](https://openairdocs.org/model/schempp-hirth-k-g-nimbus-ii) (registry code 3801925, 2 seats)
- Engine: [NONE](https://openairdocs.org/engine/none) (registry code 00000)
- Serial number: 57
- Year built: 1974
- Type: Glider
- Engine type: None
- Airworthiness: Standard
- Certificate issued: November 5, 2012
- Expires: November 30, 2028
- Mode S code: AC6C10
- Registered owner: [Grenwelge Dirk C](https://openairdocs.org/faa-owner/GRENWELGE%20DIRK%20C)
- Location: [Meadowlakes, TX](https://openairdocs.org/faa-place/TX/Meadowlakes)
- Owner type: Individual
- Owner's area on the map: 30.5718° N, 98.2105° W: Placed by OpenAirDocs at the center of ZIP code 78654, within about 8 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=9SF
- Page: https://openairdocs.org/aircraft/N9SF

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 (Schempp-Hirth K. G NIMBUS II)

None in force.

### Matched by engine (NONE)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N9SF.

## FAA accident and incident reports

None matched to N9SF.

## 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 Schempp-Hirth K. G NIMBUS II aircraft: https://openairdocs.org/model/schempp-hirth-k-g-nimbus-ii/aircraft.md
- The NONE engine: https://openairdocs.org/engine/none.md

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