Accident Rockwell Aero Commander 690C Jetprop 840 N5957K,
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ASN Wikibase Occurrence # 37653
 
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Date:Monday 29 March 1982
Time:16:10
Type:Silhouette image of generic AC90 model; specific model in this crash may look slightly different    
Rockwell Aero Commander 690C Jetprop 840
Owner/operator:Gulfstream American
Registration: N5957K
MSN: 11720
Total airframe hrs:55 hours
Engine model:AIRESEARCH TPE331-5-254K
Fatalities:Fatalities: 1 / Occupants: 1
Aircraft damage: Destroyed
Category:Accident
Location:Hughes, AR -   United States of America
Phase: Manoeuvring (airshow, firefighting, ag.ops.)
Nature:Ferry/positioning
Departure airport:Memphis, TN (MEM)
Destination airport:Dallas, TX (DAL)
Investigating agency: NTSB
Confidence Rating: Accident investigation report completed and information captured
Narrative:
THE ACFT HAD BEEN ON SALES DEMONSTRATION FLTS AND WAS ON A DELIVERY FLT FROM MEMPHIS, TN TO DALLAS, TX. THE PLANE WAS OBSERVED DEPARTING AT 1550 CDT IN A MAX PERFORMANCE CLIMB. RADAR INFO FROM MODE C OF THE TRANSPONDER RETURNS INDICATED THAT THE ACFT CLIMBED FROM 1000 TO 16,000 FT IN 7 MIN AND 14 SEC. LEVEL FLT WAS INDICATED AT 16,300 FT FROM 1558:16 TO 1601:17 CDT. THE LAST ALT RETURN WAS FROM 16,000 FT AT 2201:07. TWO MORE RETURNS WERE RECEIVED AT 2201:49 & 2202:08, BUT WITH NO ALTITUDE READ-OUT. AT ABOUT THAT TIME, THE ACFT WAS OBSERVED SPIRALING DOWN, COUNTERCLOCKWISE, WITH A PORTION OF THE LEFT WING MISSING. THE WING TIP (OUTER WING PANEL OUTBOARD FROM ABOUT WING STATION 190), LEFT AILERON AND LEFT ENGINE TAIL CONE PANEL WERE FOUND ABOUT 3 MI FROM THE MAIN WRECKAGE IMPACT POINT. AN EXAMINATION REVEALED THAT THE WING PANEL SEPARATION OCCURRED UPWARD FROM POSITIVE OVERLOAD FORCES. NO EVIDENCE WAS FOUND OF FATIGUE OR PRE-EXISTING FAILURE. LIGHT TO MODERATE TURBULENCE WAS REPORTED BETWEEN 14,000 AND 18,000 FT MSL. CAUSE:

Sources:

NTSB: https://www.ntsb.gov/ntsb/brief.asp?ev_id=20020917X02101
Air Britain's Business Turboprops International 2009

Revision history:

Date/timeContributorUpdates
24-Oct-2008 10:30 ASN archive Added
11-Feb-2012 11:54 Gwydd Updated [Aircraft type, Source]
11-Feb-2012 11:54 Anon. Updated [Aircraft type, Source]
21-Dec-2016 19:23 ASN Update Bot Updated [Time, Damage, Category, Investigating agency]

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