# N4330S: 1975 Air Tractor AT-301, registration cancelled 2017-10-26

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: October 26, 2017
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Air Tractor AT-301](https://openairdocs.org/model/air-tractor-at-301) (registry code 0390103)
- Engine: [Pratt & Whitney R1340 series](https://openairdocs.org/engine/pratt-whitney-r1340-series) (registry code 52016)
- Data sheets: [TCDS A9SW](https://openairdocs.org/tcds/A9SW) (OpenAirDocs)
- Serial number: 301-0010
- Year built: 1975
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Restricted, agriculture and pest control
- Airworthiness date: March 21, 1975
- Certificate issued: April 18, 1995
- Last registry action: June 1, 2011
- Mode S code: A530AC
- Owner when cancelled: [Skyberg Jeff A](https://openairdocs.org/faa-owner/SKYBERG%20JEFF%20A)
- Location: [Circle, MT](https://openairdocs.org/faa-place/MT/Circle)
- Owner type: Individual
- Owner's area on the map: 47.5166° N, 105.7691° W: Placed by OpenAirDocs at the center of ZIP code 59215, within about 21 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N4330S
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4330S
- Page: https://openairdocs.org/deregistered/N4330S-2017-10-26

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 Air Tractor AT-301: https://openairdocs.org/model/air-tractor-at-301.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 SEA00LA148](https://openairdocs.org/ntsb/SEA00LA148), Jul 31, 2000: Air Tractor AT-301 (N4330S), Brockway, MT, substantial damage. Probable cause: The pilot's failure to maintain clearance from power lines.

## 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 20000731010099A](https://openairdocs.org/incident/20000731010099A), Jul 31, 2000: Airtrc AT301 (N4330S), Circle, MT, No damage. (-23) Pilot stated that while on a spray path half way down a field at 8-10 feet of altitude, he hit a guy wire off of a pole in the center of the field. Pilot…

---
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.