Service difficulty report · Torque Tube · Beech A100

Difficulty date
August 25, 2010
Submitted
January 4, 2011
Operation
Air carrier
Make and model
Beech A100
Aircraft time
17,800 hours, 13,953 cycles
Engine
Pwa PT6A28
Propeller
Hartzl HCD4N3C
Part
Torque Tube
Part number
115610010325
Condition
Cracked
Location
Inner Casting
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

THE ACFT WAS UNDER A PHASE 4 INSP, THE HORIZ ATTACHMEMT POINT SPECIAL WAS CARRIED OUT AT THIS TIME. THE ELEVATOR TORQUE TUBES WERE ALSO INSPECTED, A CRACK WAS FOUND ON THE INNER CASTING.

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