Service difficulty report · Spar Cap · Doug MD11F

Difficulty date
March 16, 2009
Submitted
March 16, 2009
Operation
Air carrier
Aircraft
N599FE
Make and model
Doug MD11F
Aircraft serial
48598
Aircraft time
55,243 hours, 9,241 cycles
Part
Spar Cap
Condition
Cracked
Location
Vertical Stab
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

CRACK INDICATION APPROXIMATELY 1.5 INCH FOUND ON RIGHT SIDE OF THE LOWER VERTICAL STABILIZER FORWARD FLANGES OF UPPER REAR SPAR CAPS AREA. REPAIRED AS PER SRM 55-20-00 FIGURE 3 VOLUME I REVISION 40. CLASSIFIED AS MAJOR REPAIR PER GMM 6-2-100 REVISION 107. REPETITIVE INSPECTION REQUIRED, INITIAL AT 5400 CYCLES AND REPETITIVE INSPECTION AT 2700 CYCLES AS PER SRM 55-20-00 FIGURE 3 VOLUME I REVISION 40.

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