# Kay C Caldwell ZENITH CH 640

- Type: Aircraft model (FAA registry)
- Registry code: 056360H
- Manufacturer (registry): KAY C CALDWELL
- Model: ZENITH CH 640
- Aircraft type: Fixed wing single engine
- Category: Airplane
- Engines: 1 · Reciprocating
- Seats: 4
- Weight class: Up to 12,499 lb
- Certification: Not type certificated
- Registered aircraft: 1
- Page: https://openairdocs.org/model/kay-c-caldwell-zenith-ch-640

Model codes come from the FAA registry's reference file. ADs are matched to them by model name and maker.

## ADs that may apply (OpenAirDocs)

Matched to this model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment.

None matched.

## Registered aircraft (1)

- [N170KC](https://openairdocs.org/aircraft/N170KC): [Ground Loopers Flight Club LLC](https://openairdocs.org/faa-owner/GROUND%20LOOPERS%20FLIGHT%20CLUB%20LLC), [Gunnison, UT](https://openairdocs.org/faa-place/UT/Gunnison), built 2018, S/N 0066

## NTSB investigations

None matched to aircraft with this model.

## FAA accident and incident reports

None matched to aircraft with this model.

## The same model under other registry codes

Amateur-built copies and renamed makers get their own codes.

- [Hatfield Lary ZENITH CH 640](https://openairdocs.org/model/hatfield-lary-zenith-ch-640): 1 registered aircraft, registry code 05629TW

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