# N6101S: 1965 Air & Space America 18A, registration cancelled 2013-02-11

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: February 11, 2013
- Status when cancelled: Sale reported, canceled
- Airframe: [Air & Space America 18A](https://openairdocs.org/model/air-space-america-18a) (registry code 0440104)
- Engine: [Lycoming O&VO-360 series](https://openairdocs.org/engine/lycoming-o-vo-360-series) (registry code 41514)
- Data sheets: [TCDS 1H17](https://openairdocs.org/tcds/1H17) (OpenAirDocs)
- Serial number: 18-7
- Year built: 1965
- Type of aircraft: Rotorcraft
- Engine type: Reciprocating
- Airworthiness: Standard, normal
- Airworthiness date: March 28, 1989
- Last registry action: April 19, 1989
- Mode S code: A7F14A
- Location: [Palo Alto, CA](https://openairdocs.org/faa-place/CA/Palo%20Alto)
- Owner type: Individual
- Owner's area on the map: 37.4579° N, 122.1151° W: Placed by OpenAirDocs at the center of ZIP code 94303, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N6101S
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=6101S
- Page: https://openairdocs.org/deregistered/N6101S-2013-02-11

From the FAA registry file of November 4, 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 Air & Space America 18A: https://openairdocs.org/model/air-space-america-18a.md

## NTSB investigations (2)

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 LAX89LA320](https://openairdocs.org/ntsb/LAX89LA320), Sep 22, 1989: Air & Space 18A (N6101S), Palo Alto, CA, substantial damage. Probable cause: IMPROPER PLANNING/DECISION BY THE INSTRUCTOR PILOT (CFI), WHICH RESULTED IN A LOSS OF CONTROL AS THE GYROPLANE WENT INTO GROUND RESONANCE.
- [NTSB SEA66A0036](https://openairdocs.org/ntsb/SEA66A0036), Dec 8, 1965: Air & Space 18A (N6101S), Oakland, OR, substantial damage

## 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 19890922035809A](https://openairdocs.org/incident/19890922035809A), Sep 22, 1989: Airspc 18AAIRSPC (N6101S), Palo Alto, CA, Substantial damage. CFI made liftoff. Gyroplane settled touched a wheel entered ground resonance and broke up as rotors impacted.

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