FAA Aircraft Registry · Live Lookup · As of Apr 28, 2026
N121GK — Van's Aircraft RV-4
Rendered live from the FAA Aircraft Registry (refreshed weekly). This tail has no NTSB events or airworthiness directives indexed against it — type-level history is on the type page below.
Registration
Registrant
BOOK THOMAS D
Registrant Type
Individual
Location
LOVELAND, CO
Status
Registration Valid
Certificate Issued
Aug 19, 2021
Airworthiness Date
Mar 12, 2003
Registration Expires
Aug 31, 2028
Last Action
Jun 3, 2023
Aircraft
Serial Number
2767
Year Manufactured
2003
Aircraft Type
Fixed Wing Single Engine
Certification
Experimental (+1 flag)
Engine
LYCOMING IO-360-L2A
Engines / Seats
1 / 2
Weight Class
CLASS 1
Mode S (Hex)
A05809
Type History
Van's Aircraft RV-4 type page → — 993 registered · 166 NTSB records · 0 airworthiness directives
Live position via ICAO24 A05809
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