Service difficulty report · Skin · Doug MD11F

Difficulty date
March 15, 2025
Submitted
March 17, 2025
Operation
Air carrier
Aircraft
N523FE
Make and model
Doug MD11F
Aircraft serial
48479
Aircraft time
93,403 hours, 19,559 cycles
Part
Skin
Part number
ARB74023
Condition
Cracked
Location
Zone 500
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 FOUND 06 EACH (#10,#11,#16,#18,#20,#38) FASTENER HOLES WITH CRACK INDICATION AT LT WING LOWER SKIN ACCESS DOOR CUTOUT BETWEEN STATION XORS=683.4 & STATION XORS=713.6. REPAIR CARRIED OUT ON CRACKED SIX FASTENER HOLES INSPECTION TO BE CARRIED OUT AT 2000 FLIGHT CYCLES AND REPETITIVE INSPECTION TO BE CARRIED OUT AT EVERY 2000 FLIGHT CYCLES BY HIGH FREQUENCY EDDY CURRENT AND ULTRASONIC INSPECTION PER MD-11 SRM 57-20-02-2R FIGURE 202 REPAIR 5 TABLE 201. REPAIR CLASSIFIED AS MAJOR PER GMM 6-2-100.

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