# N612AZ: 2025 Rolling Acres SLING TSI

- Status: Valid registration
- Airframe: [Rolling Acres SLING TSI](https://openairdocs.org/model/rolling-acres-sling-tsi) (registry code 056404H, 4 seats)
- Engine: [Rotax 915 ISC3 A](https://openairdocs.org/engine/rotax-915-isc3-a) (registry code 55621)
- Serial number: 545SK
- Year built: 2025
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Kit: Airplane Factory Inc SLING TSI
- Airworthiness: Experimental, amateur built
- Airworthiness date: April 29, 2025
- Certificate issued: September 13, 2024
- Expires: September 30, 2031
- Mode S code: A7F644
- Registered owner: [Rolling Acres LLC](https://openairdocs.org/faa-owner/ROLLING%20ACRES%20LLC)
- Location: [Caseville, MI](https://openairdocs.org/faa-place/MI/Caseville)
- Owner type: LLC
- Owner's area on the map: 43.9440° N, 83.2096° W: Placed by OpenAirDocs at the center of ZIP code 48725, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=612AZ
- Page: https://openairdocs.org/aircraft/N612AZ

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 (Rolling Acres SLING TSI)

None in force.

### Matched by engine (Rotax 915 ISC3 A)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N612AZ.

## FAA accident and incident reports

None matched to N612AZ.

## 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 N612AZ

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N612AZ before.

- [Cancelled 2017-05-23](https://openairdocs.org/deregistered/N612AZ-2017-05-23): Sikorsky S-61N, S/N 61297, built 1965. Registration expired, pending cancellation. Owner: [Carson Helicopters Inc](https://openairdocs.org/faa-owner/CARSON%20HELICOPTERS%20INC), [Grants Pass, OR](https://openairdocs.org/faa-place/OR/Grants%20Pass)

## Related

- Other Rolling Acres SLING TSI aircraft: https://openairdocs.org/model/rolling-acres-sling-tsi/aircraft.md
- The Rotax 915 ISC3 A engine: https://openairdocs.org/engine/rotax-915-isc3-a.md

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.