N4518S is a 2012 Schosanski John H COZY MK IV R (fixed wing single engine) with serial number 0329, registered in Napa, CA. Its FAA registration is valid and runs until Aug 31, 2027; the renewal window opens on Feb 28, 2027. It is powered by a Mazda 13B rated at 146 hp. Its airworthiness certificate is in the experimental class (amateur-built), issued May 31, 2012. The NTSB accident database lists one record for this airframe since 2008, the latest on Jan 4, 2017.
Registration
- FAA status
- Valid registration
- Expires
- Aug 31, 2027
- Registrant type
- Individual
- Registered owner
- Individual owner, name not shown
- Location
- Napa, CA
- Local FAA office (FSDO)
- Sacramento FSDO (SAC FSDO) · (279) 399-8750
- Certificate issued
- Aug 5, 2011
- Last FAA action
- Mar 10, 2023
- Mode S code (hex)
- A57954
- Mode S code (octal)
- 51274524
- Official record
- registry.faa.gov
Aircraft
- Manufacturer
- SCHOSANSKI JOHN H
- Model
- COZY MK IV R
- Year manufactured
- 2012
- Serial number
- 0329
- Aircraft type
- Fixed wing single engine
- Engine type
- Rotary
- Engine
- MAZDA 13B (146 hp)
- Engines / seats
- 1 / 4
- Weight class
- Up to 12,499 lb
- Airworthiness
- Experimental since May 31, 2012
- Approved operations
- Amateur-built
Public airports near Napa
| Airport | ID | Distance | Tower | Fuel |
|---|---|---|---|---|
| Napa County Napa, CA | KAPC | 6 mi | Towered | 100LL, A |
| Sonoma Skypark Sonoma, CA | 0Q9 | 8 mi | Non-towered | 100LL |
| Sonoma Valley Schellville/Sonoma, CA | 0Q3 | 10 mi | Non-towered | 100LL |
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 |
|---|---|---|---|---|---|
| May 17, 1994 | BEECH A36 | E717 |
NTSB accident and incident records
| Date | Place | Aircraft (as NTSB recorded it) | Damage | Highest injury | NTSB no. |
|---|---|---|---|---|---|
| Jan 4, 2017 | Napa, CA | Amateur-built COZY MK IV R this airframe | Substantial | None | WPR17LA048 |
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.