Service difficulty report · Rib · Doug MD11F

Difficulty date
April 10, 2022
Submitted
April 22, 2022
Operation
Air carrier
Aircraft
N602FE
Make and model
Doug MD11F
Aircraft serial
48402
Aircraft time
92,464 hours, 23,472 cycles
Part
Rib
Part number
ARB19286
Condition
Cracked
Location
Zone 600
Stage of operation
IN
How discovered
B
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

WHILE PERFORMING INTERNAL BORESCOPE INSPECTION (SPECIAL/NONROUTINE MAINTENANCE FORM NUMBER N00976), RIGHT HAND WING NUMBER 8 SLAT INTERNAL RIB FOUND CRACK AT LOOSE RIVETS AREA. RIGHT HAND WING NUMBER 8 SLAT INTERNAL LOOSE RIVETS AND CRACKED RIB AT STATION XOS 1092.116 REMOVED AND REPLACED AS PER SRM 57-40-01-2R REPAIR 13. RIB FABRICATED AS PER DOUGLAS DRAWING ARB1928 REVISION G. REPAIR CLASSIFIED AS MAJOR PER GMM 6-2- 100.

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