# N211WS: Smith William Joseph PITTS SIS

- Status: Valid registration
- Airframe: [Smith William Joseph PITTS SIS](https://openairdocs.org/model/smith-william-joseph-pitts-sis) (registry code 72206DA, 1 seats)
- Engine: [Lycoming I0360 SER A&C](https://openairdocs.org/engine/lycoming-i0360-ser-a-c) (registry code 41511)
- Serial number: WS 001
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, amateur built
- Airworthiness date: April 4, 1990
- Certificate issued: April 1, 2019
- Expires: April 30, 2029
- Mode S code: A1BF3E
- Registered owner: [Smith William J](https://openairdocs.org/faa-owner/SMITH%20WILLIAM%20J)
- Location: [Redwood Valley, CA](https://openairdocs.org/faa-place/CA/Redwood%20Valley)
- Owner type: Individual
- Owner's area on the map: 39.2991° N, 123.2399° W: Placed by OpenAirDocs at the center of ZIP code 95470, within about 5 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=211WS
- Page: https://openairdocs.org/aircraft/N211WS

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 (Smith William Joseph PITTS SIS)

None in force.

### Matched by engine (Lycoming I0360 SER A&C)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N211WS.

## FAA accident and incident reports

None matched to N211WS.

## 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 Smith William Joseph PITTS SIS aircraft: https://openairdocs.org/model/smith-william-joseph-pitts-sis/aircraft.md
- The Lycoming I0360 SER A&C engine: https://openairdocs.org/engine/lycoming-i0360-ser-a-c.md

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