Service difficulty report · Support · Doug MD11F

Difficulty date
December 10, 2021
Submitted
December 24, 2021
Operation
Air carrier
Aircraft
N574FE
Make and model
Doug MD11F
Aircraft serial
48499
Aircraft time
92,908 hours, 21,886 cycles
Part
Support
Part number
ARC70561
Condition
Corroded
Location
Zone 500
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

LEFT HAND WING OUTBOARD FLAP VANE # 4 TEE FITTING TRACK ATTACH HOLE BORE FOUND CORROSION. CORROSION AT LEFT HAND WING OUTBOARD FLAP VANE # 4 TEE FITTING TRACK ATTACH HOLE BORE REWORKED BY MACHINING AND FOUND EXCEED LIMIT AS PER MD-11 SRM 57-50-02-2R REPAIR 5 FIGURE 201. ECCENTRIC OVERSIZED BUSHING FABRICATED BY MACHINING AS PER MD-11 SRM 57-50-02-2R REPAIR 5 FIGURE 201 AND E.A.# 1-5750-T0365938 PART 1 STEP 1A, TITLE: WINGS- FLIGHT SURFACES- LH WING- OUTBD FLAP VANE ASSY- TRACK SUPPORT FITTING SLOT HOLES CORROSION REPAIR, AND INSTALLED AS PER AMM 27-50-32-020-034. REPAIR CLASSIFIED AS MINOR PER GMM 6-2-100. REFER TO SNRM NUMBER N00727 ATTACHED E.A.# 1- 5750-T0365938 PART 1 FOR DETAILS.

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