# N14HD: 1983 Dahler Harley DORMOY BATHTUB

- Status: Valid registration
- Airframe: [Dahler Harley DORMOY BATHTUB](https://openairdocs.org/model/dahler-harley-dormoy-bathtub) (registry code 05663BG, 1 seats)
- Engine: [Continental A40 series](https://openairdocs.org/engine/continental-a40-series) (registry code 17001)
- Serial number: 143
- Year built: 1983
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, amateur built
- Airworthiness date: July 3, 1984
- Certificate issued: December 17, 2009
- Expires: January 31, 2029
- Mode S code: A0A10A
- Registered owner: [Pioneer Flight Museum](https://openairdocs.org/faa-owner/PIONEER%20FLIGHT%20MUSEUM)
- Location: [Kingsbury, TX](https://openairdocs.org/faa-place/TX/Kingsbury)
- Owner type: Corporation
- Owner's area on the map: 29.6593° N, 97.7842° W: Placed by OpenAirDocs at the center of ZIP code 78638, within about 6 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=14HD
- Page: https://openairdocs.org/aircraft/N14HD

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. The registry lists only the engine series, so ADs for every Continental A40 model are included.

## ADs that may apply (OpenAirDocs): 0 in force

### Matched by airframe (Dahler Harley DORMOY BATHTUB)

None in force.

### Matched by engine (Continental A40 series)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N14HD.

## FAA accident and incident reports

None matched to N14HD.

## 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) (3)

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 engine (Continental A40 series)

- [STC SE04651CH](https://openairdocs.org/stc/SE04651CH): To allow use of l00R grade aviation fuel meeting Swift Fuel, LLC specification SPEC-l00R-22. Swift Fuels LLC
- [STC SE03232CH](https://openairdocs.org/stc/SE03232CH): Installation of Engine Preheat Kit p/n TA2925-1 for 115 volt application. Hartzell Propeller Inc
- [STC SE01943CH](https://openairdocs.org/stc/SE01943CH): Add the following approved fuels: unleaded automotive gasoline 87 minimum antiknock index, per ASTM Specification D-439 or D-4814 of any volatility class, A through E, or 82UL AVGAS per ASTM D-6227. Experimental Aircraft Association Inc. Lists A-40-5

## Related

- Other Dahler Harley DORMOY BATHTUB aircraft: https://openairdocs.org/model/dahler-harley-dormoy-bathtub/aircraft.md
- The Continental A40 series engine: https://openairdocs.org/engine/continental-a40-series.md

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