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Aircraft record

N604JL2004 Lauer John HARMON ROCKET II

DeregisteredUnclaimedSource: FAA, updated Oct 20, 2026

This N-number isn't registered right now. Below is its last known registration, canceled Mar 18, 2009.

Safety record in brief:1 NTSB accident (destroyed damage, Dec 2006)2 ADs may apply

Registration
Deregistered
Last based in
Bakersfield, CA
owner city / state
Engine
IO-540 SER · 300 hp
Lycoming
Owners
1
since 2004
NTSB events
1
destroyed, 2006
ADs may apply
2
confirm with A&P
Service reports
0
since 1995

Registration

FAA Aircraft Registry · Oct 20, 2026
Last registered owner
Co-owners
City, state
Bakersfield, CA
Certificate issued
Jul 9, 2004
Canceled
Mar 18, 2009
Airworthiness
Experimental · Amateur Built
Airworthiness date
Oct 20, 2004

We never show street addresses, even though they appear in the public FAA file. Individual owners are shown by city and state only.

Airframe & engine

FAA Registry + type data

Airframe

Manufacturer
Lauer John
Model
HARMON ROCKET II
Year
2004
Serial number
129
Aircraft type
Fixed wing single engine
Category
Land
Certification
Not Type Certificated
Seats
2
Engines
1
Max takeoff weight
Up to 12,499 lb
Kit
Harmon Rocket Llc Harmon Rocket Ii
Mode S code
A7D6EE

Engine

Make and model
Lycoming Io-540 Ser
Type
Reciprocating
Power
300 hp

Total time and engine hours aren't public. They appear here once the owner adds logbooks.

Ownership history

Ownership history from FAA records
  1. 2004 – 2009Co-ownersBakersfield, CA

Individual owners are shown by city and state only.

Safety record

NTSB · Oct 15, 2026 · FAA ADs · Oct 20, 2026 · SDRs · Oct 16, 2026

NTSB events (1)

Accident · destroyed

Dec 9, 2006 · Bakersfield, CA

The pilot's failure to maintain terrain clearance during an aerobatic maneuver.

Damage
Destroyed
Injuries
Fatal
Report
LAX07LA054

From NTSB records; matched by N-number.Read NTSB report (search CAROL for LAX07LA054)

ADs published since 1998 that may apply (2)

These match the airframe or engine model. Whether each one applies, and whether it's been complied with, depends on serial numbers, equipment and logbook entries. Applicability must be confirmed by a mechanic against the aircraft's records.

ADSubjectEffectiveApplies to
2005-19-11Lycoming Engines (Formerly Textron Lycoming) AEIO-360, IO-360, O-360, LIO-360, LO-360…Oct 21, 2005Engine (IO-540 SER)Only with: Engines rated at 300 HP or lower, manufactured new, rebuilt, or overhauled after March 1, 1999, or that had a crankshaft installed after March 1, 1999.
2004-05-24Lycoming Engines (Formerly Textron Lycoming) AEIO-540, IO-540, LTIO-540, O-540, and…Mar 30, 2004Engine (IO-540 SER)Only with: Engines with crankshaft gear retaining bolts P/N STD-2209 installed; excludes O-540-F series engines subject to AD 99-03-05 with bolt not since replaced, engines with bolt installed at original assembly or replaced by Lycoming per SB 554 after November 10, 1998, engines with bolt from replacement kits 05K19987, 05K23325, 05K23326, 05K23327, 05K23335 or 05K23336, and engines with single-drive dual magnetos.

AI-extracted — verify against original. Matched from each AD's applicability section; ADs replaced by a later AD are left out.

Service Difficulty Reports (0)

No Service Difficulty Reports found for this airframe since 1995.

Sources

  • FAA Aircraft RegistryRegistration, owner city and state, airframe, engineupdated Oct 20, 2026
  • NTSB accident and incident databaseAccidents and incidents since 1982updated Oct 15, 2026
  • FAA Airworthiness Directives (Federal Register)ADs published since 1998updated Oct 20, 2026
  • FAA Service Difficulty ReportsReports since 1995updated Oct 16, 2026

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