# Ostroth Thane L COZY MK IV

- Type: Aircraft model (FAA registry)
- Registry code: 056241N
- Manufacturer (registry): OSTROTH THANE L
- Model: COZY MK IV
- Aircraft type: Fixed wing single engine
- Category: Airplane
- Engines: 1 · Reciprocating
- Seats: 4
- Weight class: Up to 12,499 lb
- Certification: Not type certificated
- Registered aircraft: 1
- Page: https://openairdocs.org/model/ostroth-thane-l-cozy-mk-iv

Model codes come from the FAA registry's reference file. ADs are matched to them by model name and maker.

## ADs that may apply (OpenAirDocs)

Matched to this model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment.

None matched.

## Registered aircraft (1)

- [N656TE](https://openairdocs.org/aircraft/N656TE): [Winged Wallabies Inc](https://openairdocs.org/faa-owner/WINGED%20WALLABIES%20INC), [Oakland, CA](https://openairdocs.org/faa-place/CA/Oakland), built 2007, S/N 001

## NTSB investigations (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB WPR24FA073](https://openairdocs.org/ntsb/WPR24FA073), Jan 15, 2024: Ostroth Thane L Cozy MK IV (N656TE), Half Moon Bay, CA, destroyed, 4 fatal. Probable cause: The airplane’s impact with the ocean for undetermined reasons after departing into night, instrument meteorological conditions.

## FAA accident and incident reports (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 20240114000509A](https://openairdocs.org/incident/20240114000509A), Jan 14, 2024: Ostroth Thane L COZY MK IV (N656TE), Half Moon Bay, CA, Destroyed, 4 fatal. [privacy data omitted], Cozy MK4, crashed off the coast of Half Moon Bay, CA at approximately 1934 PST. The san mateo sheriff stated the floating wreckage…

## Service difficulty reports (1)

As reported by operators and repair stations, by the model named in the report.

- [SDR 2011FA0000481](https://openairdocs.org/sdr/2011FA0000481), Jun 26, 2011: ACTUATOR. MALFUNCTIONED. EE ACFT COZY MK IV PHASE I FLIGHT, CB POPPED TWICE, ACFT LANDED NOSE GEAR UP. ACFT HAS 1 HR FLIGHT TIME. ACTUATOR (NOSE LIFT) INSTALLED NEW BUT HAS SET FOR 10 Y

## The same model under other registry codes

Amateur-built copies and renamed makers get their own codes.

- [Davis Gene W COZY MK IV](https://openairdocs.org/model/davis-gene-w-cozy-mk-iv): 1 registered aircraft, registry code 056012I
- [Domeier David G COZY MK IV](https://openairdocs.org/model/domeier-david-g-cozy-mk-iv): 1 registered aircraft, registry code 056019U
- [Young G/Young J COZY MKIV](https://openairdocs.org/model/young-g-young-j-cozy-mkiv): 1 registered aircraft, registry code 05602LB
- [Sligar Larry H COZY MK IV](https://openairdocs.org/model/sligar-larry-h-cozy-mk-iv): 1 registered aircraft, registry code 05602ZF
- [Aberg Larry COZY MK IV](https://openairdocs.org/model/aberg-larry-cozy-mk-iv): 1 registered aircraft, registry code 05603GV
- [Vermeylen John B COZY MK IV](https://openairdocs.org/model/vermeylen-john-b-cozy-mk-iv): 1 registered aircraft, registry code 056041F
- [Scida Christopher COZY MK IV](https://openairdocs.org/model/scida-christopher-cozy-mk-iv): 1 registered aircraft, registry code 05604HJ
- [Beduhn Mark COZY MK IV](https://openairdocs.org/model/beduhn-mark-cozy-mk-iv): 1 registered aircraft, registry code 05604VI
- [Link Michael G COZY MK IV](https://openairdocs.org/model/link-michael-g-cozy-mk-iv): 1 registered aircraft, registry code 05604WL
- [Crawford Brad COZY MK IV](https://openairdocs.org/model/crawford-brad-cozy-mk-iv): 1 registered aircraft, registry code 056056U
- [Farmer J C/Farmer E COZY MK-IV](https://openairdocs.org/model/farmer-j-c-farmer-e-cozy-mk-iv): 1 registered aircraft, registry code 05605DH
- [Spreuer Keith COZY MK IV](https://openairdocs.org/model/spreuer-keith-cozy-mk-iv): 1 registered aircraft, registry code 05605WK

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