# N688JK: 2003 Robinson Helicopter R44 II, registration cancelled 2017-07-06

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: July 6, 2017
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Robinson Helicopter R44 II](https://openairdocs.org/model/robinson-helicopter-r44-ii) (registry code 7640122)
- Engine: [Lycoming 0-540 series](https://openairdocs.org/engine/lycoming-0-540-series) (registry code 41532)
- Data sheets: [TCDS H11NM](https://openairdocs.org/tcds/H11NM), [TCDS E-295](https://openairdocs.org/tcds/E-295) (OpenAirDocs)
- Serial number: 10106
- Year built: 2003
- Type of aircraft: Rotorcraft
- Engine type: Reciprocating
- Airworthiness: Standard, normal
- Airworthiness date: June 25, 2003
- Certificate issued: August 29, 2003
- Last registry action: August 18, 2009
- Mode S code: A921C1
- Owners when cancelled: [Ace Flyers Inc](https://openairdocs.org/faa-owner/ACE%20FLYERS%20INC), [Jay Hawk Air](https://openairdocs.org/faa-owner/JAY%20HAWK%20AIR)
- Location: [Anchorage, AK](https://openairdocs.org/faa-place/AK/Anchorage)
- Owner type: Corporation
- Owner's area on the map: 61.2200° N, 149.8578° W: Placed by OpenAirDocs at the center of ZIP code 99501, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N688JK
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=688JK
- Page: https://openairdocs.org/deregistered/N688JK-2017-07-06

From the FAA registry file of October 29, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Robinson Helicopter R44 II: https://openairdocs.org/model/robinson-helicopter-r44-ii.md

## 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 ANC06LA064](https://openairdocs.org/ntsb/ANC06LA064), May 30, 2006: Robinson R44 (N688JK), Skwentna, AK, substantial damage. Probable cause: The pilot's improper rigging of the external sling load, which allowed the suspended load/cargo cable to entangle and disable the tail rotor control, resulting in a loss of control during cruise and…

## FAA accident and incident reports (2)

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 20060529012089A](https://openairdocs.org/incident/20060529012089A), May 29, 2006: Robsin R44RAVENII (N688JK), Skwentna, AK, Substantial damage. (-23) Pilot departed with sling and empty steel cage on hook. While in transition one and a half minutes into the flight he felt a shudder in the tail rotor…
- [Accident 20050725018309A](https://openairdocs.org/incident/20050725018309A), Jul 25, 2005: Robsin R44RAVENII (N688JK), Salcha, AK, Minor damage. (-23) Airman selected an unsuitable landing site which contained an obstruction (a dead tree). When he detected the tree he altered his approach path slightly…

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