# N555S: 1947 Navion L-17A

- Status: Valid registration
- Airframe: [Navion L-17A](https://openairdocs.org/model/navion-l-17a) (registry code 6150106, 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: NAV4-1015
- Year built: 1947
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Standard
- Airworthiness date: September 6, 1957
- Certificate issued: April 21, 2009
- Expires: January 31, 2030
- Mode S code: A7138E
- Registered owner: [Broze Dale](https://openairdocs.org/faa-owner/BROZE%20DALE)
- Location: [Laredo, TX](https://openairdocs.org/faa-place/TX/Laredo)
- Owner type: Individual
- Owner's area on the map: 27.5541° N, 99.4560° W: Placed by OpenAirDocs at the center of ZIP code 78041, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=555S
- Page: https://openairdocs.org/aircraft/N555S

From the FAA registry file of October 21, 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 (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

None matched to N555S.

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

- [Incident 20080803843579I](https://openairdocs.org/incident/20080803843579I), Aug 3, 2008: Navion L17A (N555S), Grass Valley, CA, Minor damage. (-23) Pilot states that he was conducting touch and go operations and forgot to lower the landing gear on the fourth landng. He heard the gear horn, but…
- [Incident 19781124025609I](https://openairdocs.org/incident/19781124025609I), Nov 24, 1978: Tmpson NAVIONA (N555S), Bemidji, MN, Minor damage. Pilot failed to extend gear for landing.

## Service difficulty reports

None filed for this aircraft.

## Related

- Other Navion L-17A aircraft: https://openairdocs.org/model/navion-l-17a/aircraft.md
- STCs for the Navion L-17A: https://openairdocs.org/model/navion-l-17a/stcs.md
- The Continental E185 series engine: https://openairdocs.org/engine/continental-e185-series.md

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.