# Accident 20181119023799A: Bkf Aviation Ltd BACKCOUNTRY SUPERCUB, Casper, WY, November 19, 2018

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: November 19, 2018, 14:45 local time
- Place: Casper, WY
- Airport: Casper/Natrona County International
- Damage: Substantial damage
- Phase of flight: Takeoff: Climb Out
- Operating rules: General operating rules (Part 91)
- Location: 42.9058° N, 106.4600° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=42.9058&lon=-106.4600&mi=10
- Aircraft: N59BK, a cancelled registration (https://openairdocs.org/deregistered/N59BK-2020-08-02) (OpenAirDocs)
- Registry model: BKF BACKCOUNTRY SUPERCUB (registry code 056359R, https://openairdocs.org/model/bkf-backcountry-supercub) (OpenAirDocs)
- Registry engine: Amateur-built UNKNOWN ENG (registry code 99999, https://openairdocs.org/engine/amateur-built-unknown-eng) (OpenAirDocs)
- Reported make and model: BKF AVIATION LTD BACKCOUNTRY SUPERCUB
- Reported engine: AMA/EXPR UNKNOWN ENG
- People aboard: 2
- Fatal injuries: 0
- Other injuries: 0
- NTSB investigation: [NTSB WPR19LA029](https://openairdocs.org/ntsb/WPR19LA029) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20181119023799A

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

AIRCRAFT ENGINE PROPELLER ACCESSARY CASE LOCKED UP AFTER TAKEOFF.

## The NTSB's investigation of this event (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 WPR19LA029](https://openairdocs.org/ntsb/WPR19LA029), Nov 19, 2018: BKF Backcountry Supercub (N59BK), Casper, WY, substantial damage. Probable cause: The seizure of two bearings in the reduction gearbox, resulting in the total loss of engine power. Contributing to the accident was a high descent rate which resulted in a hard landing.

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. For accidents, the NTSB's own investigation is the fuller record.

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