# N900SH: Clark Herb PITTS S1X, registration cancelled 2000-06-02

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: June 2, 2000
- Status when cancelled: Valid registration
- Airframe: [Clark Herb PITTS S1X](https://openairdocs.org/model/clark-herb-pitts-s1x) (registry code 7221329)
- Serial number: 001
- Type of aircraft: Fixed wing single engine
- Certificate issued: October 25, 1996
- Last registry action: December 17, 1998
- Mode S code: AC70C4
- Owner when cancelled: [Madden Mark S](https://openairdocs.org/faa-owner/MADDEN%20MARK%20S)
- Location: [La Mesa, CA](https://openairdocs.org/faa-place/CA/La%20Mesa)
- Owner type: Individual
- Owner's area on the map: 32.7593° N, 116.9971° W: Placed by OpenAirDocs at the center of ZIP code 91941, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N900SH
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=900SH
- Page: https://openairdocs.org/deregistered/N900SH-2000-06-02

From the FAA registry file of October 29, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Clark Herb PITTS S1X: https://openairdocs.org/model/clark-herb-pitts-s1x.md

## NTSB investigations (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB LAX00LA068](https://openairdocs.org/ntsb/LAX00LA068), Jan 8, 2000: Clark Pitts S1X (N900SH), Upland, CA, destroyed, 1 fatal. Probable cause: The pilot's failure to recover from an intentional aerobatic maneuver.

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

- [Accident 20000108000909A](https://openairdocs.org/incident/20000108000909A), Jan 8, 2000: Amtr PITTSS1X (N900SH), Upland, CA, Destroyed. (.19) On January 8, 2000, at 1034 hours pacific standard time, a homebuilt pitts S1X, N900SH, collided with terrain while performing an aerobatic routine at an…

## Other aircraft with N900SH

- [Registered now](https://openairdocs.org/aircraft/N900SH): Cessna 414A, S/N 414A0460, built 1979
- [Cancelled 2005-07-19](https://openairdocs.org/deregistered/N900SH-2005-07-19): Lammers John W GLASTAR, S/N 0001, built 2001. Exported to Canada. Owner: [Gyenes Charles M](https://openairdocs.org/faa-owner/GYENES%20CHARLES%20M), [Mcminnville, OR](https://openairdocs.org/faa-place/OR/Mcminnville)
- [Cancelled (date not recorded)](https://openairdocs.org/deregistered/N900SH-undated): Cessna T210N, S/N 21064135. N-number assigned, not yet registered

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