SDR FDEA2018091172401

Service difficulty report · Hinge Bracket · Doug MD11F

Difficulty date: September 7, 2018
Submitted: September 11, 2018
Operation: Air carrier
Aircraft: N614FE
Make and model: Doug MD11F
Aircraft serial: 48528
Aircraft time: 80,766 hours, 19,806 cycles
System (JASC): 5744 · Wing, Control Surface Attach Fittings
Part: Hinge Bracket
Part number: ARC050213
Condition: Corroded
Location: Lt Wing
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

LT WING O/B FLAP I/B FWD (WING SIDE) HINGE LOWER MOUNT O/B HOLE BORE CORROSION. HINGE LOWER MOUNT O/B HOLE BORE (NR 7 HOLE) REWORKED & FOUND EXCEED LIMIT PER CMM 57-44-08. EXISTING HOLE DIA 0.709", FINAL HOLE DIA 0.729", MAXIMUM ALLOWABLE HOLE DIA 0.709". OVERSIZED BUSHING FABRICATED & INSTALLED PER CMM 57-44-08 & EA 1-5750-T0342122 P1 STEP 2B, 2C & STEP 2. REPAIR CLASSIFIED AS MINOR PER GMM6-2-100.

More about the Doug MD-11F