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Aircraft record

N777TC2018 Cook Timothy HUMMER 260L

Registration validUnclaimedSource: FAA, updated Oct 20, 2026

Safety record in brief:1 NTSB accident (substantial damage, Aug 2021)No ADs since 1998 matched

Registration
Valid
expires Aug 31, 2028
Based in
Byrdstown, TN
owner city / state
Engine
VO-435-A1F · 250 hp
Lycoming
Owners
1
since 2018
NTSB events
1
substantial, 2021
ADs may apply
0
confirm with A&P
Service reports
0
since 1995

Registration

FAA Aircraft Registry · Oct 20, 2026
Registered owner
Individual owner
City, state
Byrdstown, TN
Certificate issued
Aug 23, 2018
Expires
Aug 31, 2028
Airworthiness
Experimental · Amateur Built
Airworthiness date
Sep 13, 2018

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
Cook Timothy
Model
HUMMER 260L
Year
2018
Serial number
0834
Aircraft type
Rotorcraft
Category
Land
Certification
Not Type Certificated
Seats
4
Engines
1
Max takeoff weight
Up to 12,499 lb
Kit
Vertical Aviation Technologies Hummingbird 260l
Mode S code
AA84B4

Engine

Make and model
Lycoming Vo-435-A1f
Type
Reciprocating
Power
250 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. 2018 – nowIndividual ownerByrdstown, TN · current
  2. 1977 – 2006Individual ownerMiami, FL · different airframe: 1964 Piper Pa-23-250 S/N 27-2632

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 · substantial damage

Aug 18, 2021 · Livingston, TN

A total loss of engine power for reasons that could not be determined. Contributing to the accident was the pilot’s operation of the helicopter in a flight regime that would not allow for a successful autorotative landing.

Damage
Substantial
Injuries
None
Report
ERA21LA335

From NTSB records; matched by N-number.Read NTSB report (search CAROL for ERA21LA335)

ADs published since 1998 that may apply (0)

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.

No ADs published since 1998 matched this airframe or engine model.

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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