# N109F: 1947 North American NAVION L-17A

- Status: Valid registration
- Airframe: [North American NAVION L-17A](https://openairdocs.org/model/north-american-navion-l-17a) (registry code 6150134, 5 seats)
- Engine: [Continental E185 series](https://openairdocs.org/engine/continental-e185-series) (registry code 17014)
- Data sheets: [TCDS E-246](https://openairdocs.org/tcds/E-246) (Continental Aerospace Technologies, Inc.) (OpenAirDocs)
- Serial number: NAV-4-839
- Year built: 1947
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Standard, normal
- Airworthiness date: March 30, 1956
- Certificate issued: July 28, 2025
- Expires: July 31, 2032
- Mode S code: A026A0
- Registered owner: [Roos Patrick R](https://openairdocs.org/faa-owner/ROOS%20PATRICK%20R)
- Location: [Purcellville, VA](https://openairdocs.org/faa-place/VA/Purcellville)
- Owner type: Individual
- Owner's area on the map: 39.1658° N, 77.7269° W: Placed by OpenAirDocs at the center of ZIP code 20132, within about 5 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=109F
- Page: https://openairdocs.org/aircraft/N109F

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 E185 model are included.

## ADs that may apply (OpenAirDocs): 10 in force

### Matched by airframe (North American NAVION L-17A)

None in force.

### Matched by engine (Continental E185 series)

- [AD 97-21-02](https://openairdocs.org/ad/97-21-02): Cylinders · Continental Motors E165-2, E165-3, E165-4 and 61 more. Effective Oct 27, 1997
- [AD 95-21-15](https://openairdocs.org/ad/95-21-15): Aviation Gasoline · Continental Motors A-65-8, C85-12F, C85-12FJ and 77 more. Effective Nov 28, 1995
- [AD 63-15-01](https://openairdocs.org/ad/63-15-01): Exhaust Valves · Continental Motors E165-2, E165-3, E165-4 and 41 more. Effective Dec 31, 1969
- [AD 67-01-04](https://openairdocs.org/ad/67-01-04): Oil Filters · Full flow oil filter (Superior Flow STC SA401SW or 2 others). Effective Jan 2, 1967
- [AD 69-09-01](https://openairdocs.org/ad/69-09-01): Eisemann Magnetos · Eisemann Magnetos, 2A4-45-B2, 2A4-49-B2 and 158 more
- [AD 60-12-01](https://openairdocs.org/ad/60-12-01): Piston Pins · Continental Motors E185-11, E185-8, E185-9 and 2 more
- [AD 60-06-04](https://openairdocs.org/ad/60-06-04): Generator Drive Gear · Continental Motors E165-2, E165-3, E165-4 and 12 more
- [AD 56-06-01](https://openairdocs.org/ad/56-06-01): Piston Pin Assembly · Continental Motors E165-2, E165-3, E165-4 and 41 more
- [AD 51-26-03](https://openairdocs.org/ad/51-26-03): Valve Lifters · Continental Motors E185-1, E185-10, E185-11 and 5 more
- [AD 50-32-01](https://openairdocs.org/ad/50-32-01): Oil Pump · Continental Motors E165-2, E165-3 and E185-1

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

- [AD 94-14-12](https://openairdocs.org/ad/94-14-12) (historical): Octane Aviation Gasoline · Teledyne Continental Motors A-65-8, C85-12, E185-11 and 68 more
- [AD 97-15-01](https://openairdocs.org/ad/97-15-01) (historical): Pistons · Teledyne Continental Motors E165-2, E165-3, E165-4 and 61 more

## Information bulletins (advisory) (2 in force)

- [SAIB NE-16-13](https://openairdocs.org/saib/NE-16-13): Powerplant - Prohibited use of sealant. Issued Mar 8, 2016
- [SAIB NE-13-04](https://openairdocs.org/saib/NE-13-04): Continental Motors, Inc. (CMI) Connecting Rod Piston Pin Bushing Inspection. Issued Oct 31, 2012

## 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 CHI99LA186](https://openairdocs.org/ntsb/CHI99LA186), Jun 16, 1999: North American Navion L-17A (N109F), Osceola, WI, substantial damage. Probable cause: the pilot's mismanagement of the fuel system in that he had the fuel selector positioned to a tank which did not contain sufficient fuel for the flight. Factors associated with the accident were the…

## FAA accident and incident reports (2)

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 19990616007119A](https://openairdocs.org/incident/19990616007119A), Jun 16, 1999: Navion L17A (N109F), Osceola, WI, Substantial damage. Acft engine quit, and the acft landed several hundred feet short of the rw y at Osceola. (.19) on June 16, 1999, at 1730 central daylight time (CDT), a north…
- [Accident 19950201048259A](https://openairdocs.org/incident/19950201048259A), Feb 1, 1995: N109F, W Point Village, AK, Substantial damage. After over flying his landing site the pilot touched down, went through the "on step" phase and as the aircraft was falling off of the "step" veered hard…

## 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) (31)

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 E185 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. Lists E185-1
- [STC SE2932SW](https://openairdocs.org/stc/SE2932SW): Install carburetor air temperature indicator. Approved for Aircooled Motors (Franklin Engine Co.) equipped with float carburetors. Model eligibility included here may not be inclusive. Alcor LLC
- [STC SE208SO](https://openairdocs.org/stc/SE208SO): Installation of ice indicator in the carburetor. LegacySTC.com
- [STC SE04349CH](https://openairdocs.org/stc/SE04349CH): Installation of SureFly electronic ignition. SureFly Partners Ltd. Lists E185-1
- [STC SE03309CH](https://openairdocs.org/stc/SE03309CH): Installation of Engine Preheat Kit, p/n TSP6CYL-2927-115 for 115 volt application. Hartzell Propeller Inc. Lists E185-1
- [STC SE04577CH](https://openairdocs.org/stc/SE04577CH): Install an electronic engine ignition system. Electroair Acquisition Corp. Lists E185-1
- [STC SE01966WI](https://openairdocs.org/stc/SE01966WI): Use of GAMI G100UL High Octane Unleaded Avgas in spark ignition piston aircraft engines. General Aviation Modifications Inc. Lists E185-1
- [STC SE100WE](https://openairdocs.org/stc/SE100WE): Installation of oil filter adapter and oil filter. Airwolf Filter Corporation. Lists E185-1
- [STC SE34WE](https://openairdocs.org/stc/SE34WE): Installation of Electro-Coatings, Inc., piston rings on Continental pistons. Continental Motors, Inc. Lists E185-1
- [STC SE8776SW](https://openairdocs.org/stc/SE8776SW): Installation of coated cylinders and piston rings. Continental Motors, Inc. Lists E185-1
- [STC SE3330NM](https://openairdocs.org/stc/SE3330NM): Continental valve cover gasket. Real Gaskets Tennessee. Lists E185-1
- [STC SE296CH](https://openairdocs.org/stc/SE296CH): Installation of Slick model 6377 or 6379 magnetos. Champion Aerospace LLC. Lists E185-1
- [STC SE1780NM](https://openairdocs.org/stc/SE1780NM): Installation of Precise Flight standby vacuum system (SVS III). Precise Flight Inc. Lists E185-1
- [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 E185-1
- [STC SE693GL](https://openairdocs.org/stc/SE693GL): Superseded by STC SE01943CH. Add the following approved fuel: unleaded automotive gasoline, 87 minimum antiknock index. EAA Aviation Foundation. Lists E185-1
- [STC SE5743NM](https://openairdocs.org/stc/SE5743NM): Intallation of adapter for externally mounted oil filter. Aviation Development Corporation. Lists E185-1
- [STC SE09513SC](https://openairdocs.org/stc/SE09513SC): Installation and usage of Exxon 20W50 Multigrade aircraft engine oil conforming to Exxon Oil Formulation WS-3013. Exxon Company USA
- [STC SE1-201](https://openairdocs.org/stc/SE1-201): Installation of the Richter Aero Equipment Type B-4 or B-5 Temperature Probe. (O-360 SERIES (excl. A1C, C2B, C2D)). MidContinent Instru Co Inc. Lists E185-2
- [STC SE00350SE](https://openairdocs.org/stc/SE00350SE): Installation of sump mounted chip detector. Aviation Development Corporation. Lists E185-1
- [STC SE3295NM](https://openairdocs.org/stc/SE3295NM): Replacement of the original engine oil screen with an external mounted full flow oil adapter and spin-on filter. Timberman Allen E. Lists E185-1
- [STC SE5945NM](https://openairdocs.org/stc/SE5945NM): Replacement of original engine oil screen with an external mounted full flow oil and spin-on filter. Timberman Allen E. Lists E185-8
- [STC SE248EA](https://openairdocs.org/stc/SE248EA): Modification of Hartzell C-192-2 'T-Drive' for use with Airborne Mechanisms dry vacuum pump. Deluca of California Inc
- [STC SE452NE](https://openairdocs.org/stc/SE452NE): Installation and usage of 'Mobil AV 1' aviation oil. Mobil Research & Development Corp
- [STC SE23SW](https://openairdocs.org/stc/SE23SW): Installation of Bendix RS-5BD1 or RSA-5AD1 fuel injection system. Bendix Corporation. Lists E185-1
- [STC SE5879SW](https://openairdocs.org/stc/SE5879SW): Use of Phillips X/C II 20W-50 and25W-60 oil (OSS 55875) in all Avco reciprocating aircraft engines from 65 to 450 BHP. Phillips Petroleum Co
- [STC SE1760SW](https://openairdocs.org/stc/SE1760SW): Replacement of original cylinder barrels with P/N G-534894A. Gary Aerospace Corp. Lists E185-1
- [STC SE2033CE](https://openairdocs.org/stc/SE2033CE): Add the following approved fuel: unleaded automotive gasoline, 87 minimum antiknock index and leaded automotive gasoline, 88 minimum antiknock index(RON+MON)/2. Intermixing with aviation gasoline also approved. Petersen Aviation Inc. Lists E185-1
- [STC SE80NE](https://openairdocs.org/stc/SE80NE): Installation and usage of Bel-Ray synthetic aviation oil, Bel-Ray Aero 1, (nonsupercharged), horizontally opposed direct drive, aircraft engines of 350 hp. or less. Bel-Ray Company, Inc
- [STC SE1445SO](https://openairdocs.org/stc/SE1445SO): Use of Aero-blend oil additive in Teledyne (non turbocharged) aircraft engines. ProTec
- [STC SE416GL](https://openairdocs.org/stc/SE416GL): Installation of a spin-on oil filter adapter and spin-on filter in lieu of original screen. S & K Engineering. Lists E185-1
- [STC SE419SW](https://openairdocs.org/stc/SE419SW) (historical): Full flow oil filter. A&E Manufacturing Inc

## Related

- Other North American NAVION L-17A aircraft: https://openairdocs.org/model/north-american-navion-l-17a/aircraft.md
- The Continental E185 series engine: https://openairdocs.org/engine/continental-e185-series.md

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