# N442DF: 2005 Marsh S-2F3AT

- Status: Valid registration
- Airframe: [Marsh S-2F3AT](https://openairdocs.org/model/marsh-s-2f3at) (registry code 5420000, 5 seats)
- Engine: [Honeywell TPE331-14GR](https://openairdocs.org/engine/honeywell-tpe331-14gr) (registry code 33864)
- Data sheets: [TCDS T00009LA](https://openairdocs.org/tcds/T00009LA) (California Department of Forestry), [TCDS E18NE](https://openairdocs.org/tcds/E18NE) (Honeywell Aerospace US LLC) (OpenAirDocs)
- Serial number: 152826
- Year built: 2005
- Type: Fixed wing multi engine
- Engine type: Turbo-prop
- Airworthiness: Experimental, research and development, showing compliance
- Airworthiness date: May 4, 2006
- Certificate issued: October 9, 2003
- Expires: July 31, 2028
- Mode S code: A5525C
- Registered owners: [Usda Forest Service Fepp](https://openairdocs.org/faa-owner/USDA%20FOREST%20SERVICE%20FEPP), [California Dept Of Forestry & Fire Protection](https://openairdocs.org/faa-owner/CALIFORNIA%20DEPT%20OF%20FORESTRY%20%26%20FIRE%20PROTECTION)
- Location: [Mcclellan, CA](https://openairdocs.org/faa-place/CA/Mcclellan)
- Owner type: Government
- Owner's area on the map: 38.6626° N, 121.4008° W: Placed by OpenAirDocs at the center of ZIP code 95652, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=442DF
- Page: https://openairdocs.org/aircraft/N442DF

From the FAA registry file of October 20, 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 (Marsh S-2F3AT)

None in force.

### Matched by engine (Honeywell TPE331-14GR)

- [AD 2011-18-51 R1](https://openairdocs.org/ad/2011-18-51-R1): Main shaft bearing · Honeywell International TPE331-1, TPE331-10, TPE331-10A and 82 more. Effective Oct 19, 2011

### Historical (superseded or no longer in force)

- [AD 2011-18-51](https://openairdocs.org/ad/2011-18-51) (historical): Main shaft bearing · Honeywell International TPE331-1, TPE331-10, TPE331-10A and 82 more

## Information bulletins (advisory) (1 in force)

- [SAIB NE-16-18](https://openairdocs.org/saib/NE-16-18): Power Lever  Loss of Power Control. Issued Jul 11, 2016

## NTSB investigations

None matched to N442DF.

## 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; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Incident 20050210001679I](https://openairdocs.org/incident/20050210001679I), Feb 10, 2005: Marsh S2F3AT (N442DF), Collidge, AZ, Minor damage. (-23) The pilot's attention was distracted by skydivers and the aircraft landed with the landing gear retracted. The pilot was informed on downwind leg of…

## Service difficulty reports (1)

As reported by operators and repair stations. Reports filed since February 5, 2002, when the mark's previous registration was cancelled.

- [SDR 2016FA0000137](https://openairdocs.org/sdr/2016FA0000137), Mar 16, 2016: COVER. MISSING. FOUND A REAR BEARING HEAT SHIELD AND COVER ON THE FLIGHT LINE. ALL THE ACFT THAT WERE IN FLIGHT WERE CALLED BACK FOR INSPECTION. INSPECTION REVEALED T94 WAS MIS

## Earlier aircraft with N442DF

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N442DF before.

- [Cancelled 2002-02-05](https://openairdocs.org/deregistered/N442DF-2002-02-05): Grumman S2F-1, S/N 255. N-number assigned, not yet registered
- [Cancelled 1974-07-16](https://openairdocs.org/deregistered/N442DF-1974-07-16): Grumman S-2A, S/N T136408. Owner: [State Of California](https://openairdocs.org/faa-owner/STATE%20OF%20CALIFORNIA), [Sacramento, CA](https://openairdocs.org/faa-place/CA/Sacramento)

## Related

- Other Marsh S-2F3AT aircraft: https://openairdocs.org/model/marsh-s-2f3at/aircraft.md
- STCs for the Marsh S-2F3AT: https://openairdocs.org/model/marsh-s-2f3at/stcs.md
- The Honeywell TPE331-14GR engine: https://openairdocs.org/engine/honeywell-tpe331-14gr.md

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From OpenAirDocs.org, an independent open copy of FAA and NTSB data. Only the Federal Register edition on govinfo.gov is the official legal text of an AD.