# N422DF: 2001 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: 152817
- Year built: 2001
- Type: Fixed wing multi engine
- Engine type: Turbo-prop
- Airworthiness: Restricted, forest
- Airworthiness date: June 28, 2007
- Certificate issued: August 30, 2001
- Expires: January 31, 2028
- Mode S code: A5035E
- Registered owners: [Usda Forest Service Fepp](https://openairdocs.org/faa-owner/USDA%20FOREST%20SERVICE%20FEPP), [California Department Of Forestry And Fire](https://openairdocs.org/faa-owner/CALIFORNIA%20DEPARTMENT%20OF%20FORESTRY%20AND%20FIRE), [Protection](https://openairdocs.org/faa-owner/PROTECTION)
- 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=422DF
- Page: https://openairdocs.org/aircraft/N422DF

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 (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### Historical (superseded or no longer in force)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 N422DF.

## 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.

- [Incident 20070625012789I](https://openairdocs.org/incident/20070625012789I), Jun 25, 2007: Marsh S2F3AT (N422DF), Columbia, CA, Minor damage. (-23) On return to landing at O22, after a fire suppression flight, the pilot selected gear down and believed he saw three gear down lights. On landing, the…

## Service difficulty reports (1)

As reported by operators and repair stations. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

- [SDR 2004FA0000070](https://openairdocs.org/sdr/2004FA0000070), Dec 24, 2003: RIB. CRACKED. DURING 400 HR PROGRESSIVE INSP OF THE LT HORIZ STAB, CRACKS WERE FOUND AT THE LEADING EDGE RIBS OF THE HORIZ STAB AT STATIONS 66.108, 80.608, AND 95.108. CRACKS

## STCs that may be installed (OpenAirDocs) (1)

Approved for this aircraft's airframe or engine model, in force first, then newest. The registry doesn't record which STCs an aircraft has; its records do.

### Approved for the airframe (Marsh S-2F3AT)

- [STC ST01159LA](https://openairdocs.org/stc/ST01159LA): Installation of a nose wheel. Marsh Aviation Company

## Earlier aircraft with N422DF

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N422DF before.

- [Cancelled 1998-09-02](https://openairdocs.org/deregistered/N422DF-1998-09-02): Grumman TS-2A, S/N 133241. Owner: [California Department Of Forestry](https://openairdocs.org/faa-owner/CALIFORNIA%20DEPARTMENT%20OF%20FORESTRY), [Mather, CA](https://openairdocs.org/faa-place/CA/Mather)
- [Cancelled (date not recorded)](https://openairdocs.org/deregistered/N422DF-undated): Grumman S2F-1, S/N 017

## Related

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

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