# N100SW: 2019 William M Clapp CLAPP-SABERWING

- Status: Valid registration
- Airframe: [William M Clapp CLAPP-SABERWING](https://openairdocs.org/model/william-m-clapp-clapp-saberwing) (registry code 05633X7, 2 seats)
- Engine: [Corvair 100HP](https://openairdocs.org/engine/corvair-100hp) (registry code 18004)
- Serial number: CLAPP05
- Year built: 2019
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, amateur built
- Airworthiness date: November 14, 2019
- Certificate issued: February 26, 2019
- Expires: February 28, 2029
- Mode S code: A00659
- Registered owner: [Clapp William M](https://openairdocs.org/faa-owner/CLAPP%20WILLIAM%20M)
- Location: [Valdosta, GA](https://openairdocs.org/faa-place/GA/Valdosta)
- Owner type: Individual
- Owner's area on the map: 30.7987° N, 83.1799° W: Placed by OpenAirDocs at the center of ZIP code 31606, 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=100SW
- Page: https://openairdocs.org/aircraft/N100SW

From the FAA registry file of October 21, 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 (William M Clapp CLAPP-SABERWING)

None in force.

### Matched by engine (Corvair 100HP)

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; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB ERA25LA070](https://openairdocs.org/ntsb/ERA25LA070), Dec 7, 2024: William M Clapp CLAPP-SABERWING (N100SW), Valdosta, GA, substantial damage. Probable cause: A hard landing and subsequent gear collapse due to the pilot’s failure to securely close the airplane canopy and its subsequent opening on short final.

## 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; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 20241207021179A](https://openairdocs.org/incident/20241207021179A), Dec 7, 2024: William M Clapp CLAPP-SABERWING (N100SW), Valdosta, GA, Substantial damage. While in the pattern on base leg, the canopy of the aircraft came partially open. The right front latch held the canopy in a partially closed position until…

## Service difficulty reports

None filed for this aircraft. Reports filed since May 31, 2011, when the mark's previous registration was cancelled.

## Earlier aircraft with N100SW

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N100SW before.

- [Cancelled 2011-05-31](https://openairdocs.org/deregistered/N100SW-2011-05-31): Mitsubishi MU-2B-30, S/N 539, built 1971. Sale reported, canceled. Owner: [Augusta, GA](https://openairdocs.org/faa-place/GA/Augusta)

## Related

- Other William M Clapp CLAPP-SABERWING aircraft: https://openairdocs.org/model/william-m-clapp-clapp-saberwing/aircraft.md
- STCs for the William M Clapp CLAPP-SABERWING: https://openairdocs.org/model/william-m-clapp-clapp-saberwing/stcs.md
- The Corvair 100HP engine: https://openairdocs.org/engine/corvair-100hp.md

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