# N411AG: 2014 Autogyro CALIDUS

- Status: Valid registration
- Airframe: [Autogyro CALIDUS](https://openairdocs.org/model/autogyro-calidus) (registry code 05632HE, 2 seats)
- Engine: [Rotax 914ULS](https://openairdocs.org/engine/rotax-914uls) (registry code 55552)
- Data sheets: [TCDS R00006RD](https://openairdocs.org/tcds/R00006RD) (AutoGyro Certification Limited) (OpenAirDocs)
- Serial number: C00358
- Year built: 2014
- Type: Gyroplane
- Engine type: 4 cycle
- Airworthiness: Experimental, exhibition
- Airworthiness date: February 10, 2015
- Certificate issued: October 21, 2016
- Expires: October 31, 2029
- Mode S code: A4D7DE
- Registered owner: [Klahr Richard A](https://openairdocs.org/faa-owner/KLAHR%20RICHARD%20A)
- Location: [Boyertown, PA](https://openairdocs.org/faa-place/PA/Boyertown)
- Owner type: Individual
- Owner's area on the map: 40.3506° N, 75.6791° W: Placed by OpenAirDocs at the center of ZIP code 19512, 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=411AG
- Page: https://openairdocs.org/aircraft/N411AG

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): 1 in force

### Matched by airframe (Autogyro CALIDUS)

- [AD 2022-13-07](https://openairdocs.org/ad/2022-13-07): Main Rotor Blades · AutoGyro Certification Calidus, Cavalon and MTOsport 2017. Effective Jul 7, 2022

### Matched by engine (Rotax 914ULS)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N411AG.

## FAA accident and incident reports

None matched to N411AG.

## 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.

## Earlier aircraft with N411AG

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N411AG before.

- [Cancelled 2013-03-21](https://openairdocs.org/deregistered/N411AG-2013-03-21): Piper PA-30, S/N 30-351, built 1964. Sale reported, pending cancellation. Owner: Wien

## Related

- Other Autogyro CALIDUS aircraft: https://openairdocs.org/model/autogyro-calidus/aircraft.md
- The Rotax 914ULS engine: https://openairdocs.org/engine/rotax-914uls.md

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