Service difficulty report · Spar Cap · Doug MD1010F

Difficulty date
August 17, 2012
Submitted
September 10, 2012
Operation
Air carrier
Aircraft
N10060
Make and model
Doug MD1010F
Aircraft serial
46970
Aircraft time
58,427 hours, 23,019 cycles
Engine
Ge CF66D1A
System (JASC)
5711 · Wing Spar
Part
Spar Cap
Part number
ARB0174501
Condition
Cracked
Location
Lt Wing
Stage of operation
IN
How discovered
E
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

HIGH FREQUENCY EDDY CURRENT OPEN HOLE INSPECTION CARRIED OUT ON LT WING REAR SPAR LOWER CAP AT XORS 345 FOUND TWO CRACK INDICATIONS ON INBD CENTER HOLE AT 7 O'CLOCK AND 10 O'CLOCK POSITION FROM FORWARD LOOKING UP. APPROX 0.025 AND 0.187 INCH LENGTH RESPECTIVELY STARTING FROM UPPER EDGE OF SECOND LAYER DOWNWARD. REPAIRED AS PER EA 8-5710-159886, REPAIR CLASSIFIED AS MAJOR AS PER GMM 6-2-100 REVISION 115.

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