Registry / Kastenholz William G / COZY MARK IV / N9WK

Own N9WK?

Claim ownership to earn the Verified Owner badge on your reviews and to reply to other pilots' feedback.

+ Submit ownership claim →

We won't display your email publicly.

Helpful: bill of sale, registration certificate, insurance dec page. Names are auto-matched too — many claims auto-verify without a document.

Claims auto-verify when your name matches the FAA registrant. Otherwise an admin reviews — usually within 1 business day.

N9WK V

Kastenholz William G COZY MARK IV · 2003

FAA Registry ↗ FlightAware ↗ FlightRadar24 ↗ ADS-B Globe ↗

Pilot & Owner Reviews

Be the first to share what you know about N9WK.

Share your experience with N9WK

Help other pilots, buyers and curious aviators. Reviews appear after a quick admin check.

+ Add detailed ratings (optional)
About your time with N9WK (specific to this airplane — helps other pilots)
Would you fly this airplane again?
Recommended for (pick any)

20–2,000 characters

We won't display your email publicly.

No reviews yet — be the first.

Pilot & Owner Reviews

Own N9WK? Claim ownership to earn the Verified Owner badge on your reviews and to reply to other pilots' feedback.

Flight history & live tracking

ICAO24: ac6c78
Track N9WK on external services
FlightAware FlightRadar24 ADS-B Exchange Globe ADS-B.lol Globe FAA Registry
No flight data on file yet for N9WK.
Queries adsb.lol — works only if N9WK is broadcasting ADS-B right now. Daily sweep at 04:43 MST · external trackers above for guaranteed live data.
📸 Upload a photo of N9WK

We won't display your email publicly.

Up to 10 photos per aircraft per uploader. Photos appear after admin approval.

Aircraft Type — ACFTREF 05615LS

Kastenholz William G COZY MARK IV
Engines: 1
Type: piston
Seats: 4
Category: Standard

Engine — CODE 41575

Manufacturer: Lycoming
Model: O-360 SERIES
Type: Reciprocating (Piston)
Horsepower: 180 HP

FAA Registration Record

N-Number: N9WK
Serial Number: 0536
Year Manufactured: 2003
ACFTREF Code: 05615LS
Engine Code: 41575
Status: V (V)
Certification: 42
Type Aircraft: Fixed Wing Single Engine (4)
Type Engine: Reciprocating (Piston) (1)
Source: master

Transponder / ADS-B

Mode S (octal): 53066170
ICAO 24-bit (hex): AC6C78
ADS-B Exchange ↗ | FlightAware ↗

Registrant

Crystal Palace Buffet Llc
395 County Road 3678
Paradise, TX, 760734931
FAA Region: 2

Key Dates

Certificate Issued Jun 5, 2024
Airworthiness Oct 20, 2003
Expiration Jun 30, 2031
Last Activity Jun 5, 2024
Data as of Jun 8, 2026

Calculate Performance

Calculate density altitude, takeoff roll, and climb performance for a Kastenholz William G COZY MARK IV at any airport.

Airport Performance Calculator

Pre-filled with COZY MARK IV performance data

Need to ferry this aircraft?

FerryFlight connects you with experienced ferry pilots for domestic and international delivery flights.

Get a Quote