Service difficulty report · Trunnion · Doug MD11F

Difficulty date
April 2, 2014
Submitted
April 15, 2014
Operation
Air carrier
Aircraft
N612FE
Make and model
Doug MD11F
Aircraft serial
48605
Aircraft time
68,250 hours, 16,002 cycles
Part
Trunnion
Part number
ACA7017
Condition
Cracked
Location
Nlg
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

DURING A REPETITIVE HFEC INSPECTION ON NLG LT TRUNNION FITTING, CRACK WAS FOUND PROPAGATING FROM THE PREVIOUSLY TRIM OUT AREA APPROXIMATELY 0.25 INCH LENGTH. CARRIED OUT STOP DRILL IAW SRM 53-10-14 FIGURE 203 REPAIR 2 REVISION 55. REPAIR CLASSIFIED MAJOR IAW GMM 6-2-100 REVISION 120.

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