Public Record · As of May 5, 2026
N4421D
Defend Curtis W RV6-A · 2000 View Type →
Status
Registration Valid
Type
Fixed Wing Single Engine
Engine
LYCOMING O&VO-360 SER
Last Cert Issue
—
Aircraft Resources
01 / Registration
Filed with the Federal Aviation Administration
Every cell below is a literal field from the FAA Aircraft Registry. Click any value to open the FAA registry record for N4421D.
Tail Number
N4421D
Serial Number
22055
Make
DEFEND CURTIS W
Model
RV6-A
Year of Manufacture
2000
Mfr / Model Code
05606G6
Type Aircraft
Fixed Wing Single Engine
Type Engine
Reciprocating
Engines
1
Seats
2
Engine Manufacturer
LYCOMING
Engine Model
O&VO-360 SER
Horsepower
180 hp
Weight Class
CLASS 1
Certification
Experimental (+1 flag) · code 42
Registrant
HOLT REGINALD M · Individual
Address
7478 NW 28TH ST · ANKENY, IA 50023-9421
FAA Region
3 · County 153
Status
Registration Valid
Airworthiness Date
—
Cert Issue Date
—
Expiration Date
—
Last FAA Action
—
Mode S Hex (ICAO24)
A5548A
Mode S (Octal)
51252212
Live position via ICAO24 A5548A
External services. Live tracks are unaffiliated with TallyAero or the FAA.
02 / NTSB Records
Events on file with the National Transportation Safety Board
-
Oct 2, 1993
WEBSTER, Wisconsin fatal
03 / Airworthiness Directives
Applicable to DEFEND CURTIS W RV6-A
Federal Aviation Administration airworthiness directives matched to make and model. Each entry links to the Federal Register publication.
No matching airworthiness directives are on file for this make and model in the Federal Register.
04 / Service Difficulty Reports
FAA SDR filings
The FAA does not currently expose a public API for Service Difficulty Reports. We do not back-fill or paraphrase. Search the FAA SDR portal directly →
05 / Related
More on Defend Curtis W RV6-A in the Atlas
Defend Curtis W RV6-A type page → — 1 registered · 1 NTSB records
Search the full US registry → · All airworthiness directives → · Accident & safety surface →
06 / Sources & Methodology
Every fact on this page links to its primary US-government source
- FAA Aircraft Registry →
Refreshed May 5, 2026
Available
- NTSB CAROL →
Refreshed May 5, 2026
Available
- Federal Register (FAA Airworthiness Directives) →
Refreshed May 5, 2026
Available
- FAA Service Difficulty Reports →
Refreshed May 5, 2026
Unavailable
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