# N400HT: 2004 Cessna 525A

- Status: Valid registration
- Airframe: [Cessna 525A](https://openairdocs.org/model/cessna-525a) (registry code 2076615, 8 seats)
- Engine: [Williams FJ-44 series](https://openairdocs.org/engine/williams-fj-44-series) (registry code 66000)
- Data sheets: [TCDS A1WI](https://openairdocs.org/tcds/A1WI) (Textron Aviation Inc.), [TCDS E3GL](https://openairdocs.org/tcds/E3GL) (Williams International Company L.L.C.) (OpenAirDocs)
- Serial number: 525A0208
- Year built: 2004
- Type: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, normal
- Airworthiness date: June 22, 2004
- Certificate issued: October 25, 2017
- Expires: October 31, 2027
- Mode S code: A4AD62
- Registered owner: [Donald D Godwin LLC](https://openairdocs.org/faa-owner/DONALD%20D%20GODWIN%20LLC)
- Location: [Conway, SC](https://openairdocs.org/faa-place/SC/Conway)
- Owner type: LLC
- Owner's area on the map: 33.8345° N, 79.0492° W: Placed by OpenAirDocs: center of Conway, SC, 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=400HT
- Page: https://openairdocs.org/aircraft/N400HT

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. The registry lists only the engine series, so ADs for every Williams FJ-44 model are included.

## ADs that may apply (OpenAirDocs): 13 in force

### Matched by airframe (Cessna 525A)

- [AD 2024-15-09](https://openairdocs.org/ad/2024-15-09): Gust Lock/Damper System · Textron 525, 525A and 525B with STC SA03842NY. Effective Oct 22, 2024
- [AD 2023-10-02](https://openairdocs.org/ad/2023-10-02): Indicating/Recording System, Navigation · Boeing 18, 23, 35 and 1,060 more. Effective May 26, 2023
- [AD 2020-24-06](https://openairdocs.org/ad/2020-24-06): Flight Controls · Textron 525, 525A and 525B with STC SA03842NY. Effective Dec 28, 2020
- [AD 2014-18-01](https://openairdocs.org/ad/2014-18-01): Navigation · Bombardier ATR42-200, ATR42-300, ATR42-320 and 23 more. Effective Oct 14, 2014
- [AD 2010-12-01](https://openairdocs.org/ad/2010-12-01): Engine · Cessna 525A. Effective Jul 22, 2010
- [AD 2008-03-10](https://openairdocs.org/ad/2008-03-10): Lower wing skin structure · Cessna 525, 525A and 525B. Effective Mar 11, 2008
- [AD 2005-17-11](https://openairdocs.org/ad/2005-17-11): Fire extinguisher bottles · Cessna 525, 525A and 525B. Effective Oct 7, 2005
- [AD 2004-08-15](https://openairdocs.org/ad/2004-08-15): TAWS8000 terrain awareness warning systems (TAWS) · Cessna 421, 500, 501 and 18 more. Effective Jun 7, 2004
- [AD 2002-20-09](https://openairdocs.org/ad/2002-20-09): Adaptive flight display units · Bombardier CL-600-2A12 (CL-601), 525, 525A and 5 more. Effective Nov 12, 2002
- [AD 98-25-02](https://openairdocs.org/ad/98-25-02): Top-mounted Antenna · Bell Helicopter Textron Canada 407, 172, 172A and 243 more. Effective Dec 22, 1998

### Matched by engine (Williams FJ-44 series)

- [AD 2022-13-15](https://openairdocs.org/ad/2022-13-15): Turbine Section · Williams International FJ44-2A, FJ44-2C, FJ44-3A and 1 more. Effective Aug 9, 2022
- [AD 99-07-04](https://openairdocs.org/ad/99-07-04): High Pressure Turbine (HPT) Disk · Williams International FJ44-1A. Effective May 24, 1999
- [AD 97-01-05](https://openairdocs.org/ad/97-01-05): Disk Posts and Turbine Blades · Williams International FJ44-1A. Effective Jan 21, 1997

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

- [AD 2019-08-13](https://openairdocs.org/ad/2019-08-13) (historical): Flight Controls · Textron 525, 525A and 525B with STC SA03842NY. Effective May 24, 2019
- [AD 2009-24-13](https://openairdocs.org/ad/2009-24-13) (historical): Engine exhaust · Cessna 525A. Effective Dec 15, 2009

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

- [SAIB CE-10-49R1](https://openairdocs.org/saib/CE-10-49R1): Equipment/Furnishings Drain Mast Heater. Issued Jan 5, 2011
- [SAIB CE-10-49](https://openairdocs.org/saib/CE-10-49) (historical): Equipment/Furnishings Drain Mast Heater. Issued Sep 23, 2010

## NTSB investigations

None matched to N400HT.

## FAA accident and incident reports

None matched to N400HT.

## Service difficulty reports

None filed for this aircraft.

## Related

- Other Cessna 525A aircraft: https://openairdocs.org/model/cessna-525a/aircraft.md
- STCs for the Cessna 525A: https://openairdocs.org/model/cessna-525a/stcs.md
- The Williams FJ-44 series engine: https://openairdocs.org/engine/williams-fj-44-series.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.