Staging copy. The live site is at https://staging.data.eflight.com.
eFlight RegistryFAA data, updated daily
Registered aircraft · FAA record as of September 25, 2026
N521DK

Koshinski David A AVENTURA HP

N521DK is a Koshinski David A AVENTURA HP, a fixed-wing airplane with one motor with a two-stroke engine, built in 1999. It has 1 seat. It is registered to Signmaxx LLC, an LLC in Larksville, Pennsylvania. The registration is valid: it was issued on April 18, 2019 and expires on April 30, 2029. It holds an experimental airworthiness certificate for registered before jan 31, 2008, dated July 17, 2007.

Aircraft

Maker
Koshinski David A
Model
AVENTURA HP
Serial number
APHP0015
Type
Fixed-wing, single engine
Power
Two-cycle piston, 1 motor · Rotax 503 DCDI · 52 hp
Seats
1
Year built
1999
Transponder code
A68CFA (octal 51506372)

Registration

Status
Valid registration
Certificate issued
April 18, 2019
Expires
April 30, 2029
Last FAA action
July 28, 2023
Airworthiness
Experimental · Registered before Jan 31, 2008 · July 17, 2007
FAA region
Eastern
FAA record id
00369829

Owner as the FAA publishes it

Name
Signmaxx LLC
Type
LLC
Address
812 E Main St
Larksville, PA 18651

Owners can ask the FAA to withhold their name and address from public files. When they do, those fields are blank here as well. How that works.

Documents on file 0

No bills of sale, loans or other documents are indexed against this tail number.

Source: FAA Civil Aviation Registry, Releasable Aircraft Database, September 25, 2026. See this record on the FAA site · This record as data