N4939V is a 1980 Cessna 172RG (fixed wing single engine) with serial number 172RG0420, registered in Marathon, FL. Its FAA registration is valid and runs until Sep 30, 2032; the renewal window opens on Mar 30, 2032. It is powered by a Lycoming O&VO-360 SER rated at 180 hp. Its airworthiness certificate is in the standard class (normal), issued Apr 5, 1980. It is one of 445 172RG aircraft in the FAA registry, 37 of them registered in Florida. About 37% of them were built after it. The NTSB accident database lists one record for this airframe since 2008, the latest on Oct 11, 2012.
Registration
- FAA status
- Valid registration
- Expires
- Sep 30, 2032
- Registrant type
- LLC
- Registered owner
- FLORIDA KEYS FLIGHT ACADEMY LLC
- Location
- Marathon, FL
- Local FAA office (FSDO)
- South Florida FSDO (MIA FSDO) · (954) 641-6000
- Certificate issued
- Sep 27, 2025
- Last FAA action
- Sep 27, 2025
- Mode S code (hex)
- A61EE4
- Mode S code (octal)
- 51417344
- Official record
- registry.faa.gov
Aircraft
- Manufacturer
- CESSNA
- Model
- 172RG
- Type certificate (TCDS)
- 3A17 (Textron Aviation Inc.)
- Year manufactured
- 1980
- Serial number
- 172RG0420
- Aircraft type
- Fixed wing single engine
- Engine type
- Reciprocating
- Engine
- LYCOMING O&VO-360 SER (180 hp)
- Engines / seats
- 1 / 4
- Weight class
- Up to 12,499 lb
- Airworthiness
- Standard since Apr 5, 1980
- Approved operations
- Normal
Public airports near Marathon
| Airport | ID | Distance | Tower | Fuel |
|---|---|---|---|---|
| The Florida Keys Marathon International Marathon, FL | KMTH | 2 mi | Non-towered | 100LL, A1+ |
Straight-line distance from the registration city, from the FAA airport directory (NASR). The registry does not say where an aircraft is based.
Earlier registrations of this number
| Canceled | Aircraft | Serial | Year | Exported to | Same airframe today |
|---|---|---|---|---|---|
| Jan 19, 1971 | CONSOLIDATED PBY-5A | Y34047 |
NTSB accident and incident records
| Date | Place | Aircraft (as NTSB recorded it) | Damage | Highest injury | NTSB no. |
|---|---|---|---|---|---|
| Oct 11, 2012 | Mobile, AL | Cessna 172RG this airframe | Substantial | None | ERA13CA028 |
From the NTSB aviation accident database (events since 2008, data through Oct 28, 2026), matched by N-number. An N-number can move between aircraft, so each row is checked against the serial number on the current registration.