# N9048U: Slingsby TYPE 21B SEDBERGH

- Status: Valid registration
- Airframe: [Slingsby TYPE 21B SEDBERGH](https://openairdocs.org/model/slingsby-type-21b-sedbergh) (registry code 8321506, 2 seats)
- Serial number: WB947
- Type: Glider
- Engine type: None
- Airworthiness: Experimental, racing
- Airworthiness date: October 5, 1988
- Certificate issued: April 14, 2012
- Expires: April 30, 2028
- Mode S code: AC818B
- Registered owner: [Closson Luke E Jr](https://openairdocs.org/faa-owner/CLOSSON%20LUKE%20E%20JR)
- Location: [Valdosta, GA](https://openairdocs.org/faa-place/GA/Valdosta)
- Owner type: Individual
- Owner's area on the map: 30.9330° N, 83.2218° W: Placed by OpenAirDocs at the center of ZIP code 31605, 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=9048U
- Page: https://openairdocs.org/aircraft/N9048U

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 (Slingsby TYPE 21B SEDBERGH)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N9048U.

## FAA accident and incident reports

None matched to N9048U.

## Reports on N9048U not matched to an aircraft (1)

They name N9048U, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.

- [Incident 19800324034009I](https://openairdocs.org/incident/19800324034009I), Mar 24, 1980: Boeing 737/ (N9048U), Chicago, IL. First officer's panel came loose during takeoff roll. Takeoff aborted.

## 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 Slingsby TYPE 21B SEDBERGH aircraft: https://openairdocs.org/model/slingsby-type-21b-sedbergh/aircraft.md

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