Registry / Flight Design Gmbh / CTLS / N921K

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N921K V

Flight Design Gmbh CTLS · 2010 · Norman, OK

This aircraft — FAA registration facts

N921K is a 2010 Flight Design Gmbh CTLS (serial F-10-01-01), registered to Adventure Air LLC (LLC) in Norman, OK. Its FAA registration is recorded as v and expires April 2030; the airworthiness certificate dates from June 2011 (15 years ago). It carries a Rotax 912ULS SERIES engine rated at 100 hp, the engine on 76% of registered Flight Design Gmbh CTLSs. Its Mode-S transponder broadcasts the ICAO 24-bit address ACC2C2. It is one of 142 Flight Design Gmbh CTLS aircraft on the FAA registry. Adventure Air LLC holds 10 aircraft on the registry.

Registered owner
Adventure Air LLC
Owner type
LLC
Based in
Norman, OK
Serial number
F-10-01-01
Year built
2010 · 16 yrs old
Airworthiness class
9A
FAA status
V
Mode-S / ICAO24
ACC2C2 · 53141302 octal
Certificate issued
Apr 12, 2023
Airworthiness date
Jun 21, 2011
Last FAA activity
Jul 6, 2026
Registration expires
Apr 30, 2030
FAA region
2

Source: FAA aircraft registry (public record). Community reviews and photos below.

Engine on this aircraft

Engine
Rotax 912ULS SERIES
Engine type
4-Cycle Piston
Rated power
100 hp
Power per seat
50 hp
FAA engine code
55572

104 of the 136 registered Flight Design Gmbh CTLS carry this engine (76%), across 8 engine variants on the type.

Source: FAA engine reference (ENGINE.txt), matched on this registration's engine code.

Community facts about N921K

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Flight history & live tracking recent positions on file

ICAO24: acc2c2
Last known — 2 weeks ago N921K
Observed 2026-09-29 11:54:14 MST
Auto-refresh • Updated 0s ago
Ground speed
66 kt
Altitude (baro)
5,475 ft
Track
1.0°
Squawk
—
Wind / OAT
—
Autopilot target
—
Lat 35.02716, Lng -97.46291
Map loads when scrolled into view …
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Aircraft Type — ACFTREF 060005B

Flight Design Gmbh CTLS
Engines: 1
Type: piston
Seats: 2
Category: Standard

Engine — CODE 55572

Manufacturer: Rotax
Model: 912ULS SERIES
Type: 4-Cycle Piston
Horsepower: 100 HP

FAA Registration Record

N-Number: N921K
Serial Number: F-10-01-01
Year Manufactured: 2010
ACFTREF Code: 060005B
Engine Code: 55572
Status: V (V)
Certification: 9A
Type Aircraft: Fixed Wing Single Engine (4)
Type Engine: 4-Cycle Piston (8)
Source: master

Transponder / ADS-B

Mode S (octal): 53141302
ICAO 24-bit (hex): ACC2C2

Registrant

Adventure Air LLC
LLC
View all 10 aircraft registered to this owner →
3204-5 Meadow Ave
Norman, OK, 73072
FAA Region: 2

Key Dates

Certificate Issued Apr 12, 2023
Airworthiness Jun 21, 2011
Expiration Apr 30, 2030
Last Activity Jul 6, 2026
Data as of Oct 5, 2026

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