NTSB Identification: CHI02IA116.
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Nonscheduled 14 CFR
Incident occurred Monday, April 22, 2002 in Hillsdale, WI
Probable Cause Approval Date: 11/25/2003
Aircraft: Beech 200, registration: N26SJ
Injuries: 9 Uninjured.

NTSB investigators used data provided by various sources and may have traveled in support of this investigation to prepare this aircraft incident report.

The on-demand passenger flight was cruising at flight level 190 when the passenger/crew door separated from the airframe. Visual meteorological conditions with no reported turbulence prevailed at the time of the incident. The door was recovered in the locked position. Examination of the door revealed a fatigue fracture of the upper aft latch bolt. There were no indications of damage to the door frame and latch plates.

The National Transportation Safety Board determines the probable cause(s) of this incident to be:

The fatigue failure of the passenger/crew door latch pin during cruise flight.

Full narrative available

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