Service difficulty report · Skin · Doug MD11F

Difficulty date
April 10, 2012
Submitted
April 10, 2012
Operation
Air carrier
Aircraft
N577FE
Make and model
Doug MD11F
Aircraft serial
48469
Aircraft time
60,991 hours, 13,172 cycles
Part
Skin
Part number
APB74471
Condition
Corroded
Location
Zone 200
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

MAIN DECK UPPER CARGO COMPARTMENT UNDER FLOOR AT CENTER WING TANK BETWEEN BS 1219 TO 1239, "X" = -90 TO "X" = -107.5 FOUND SURFACE CORROSION AT FASTENERS AREA. CORROSION REMOVED IAW SRM 51-21-01, REV 49. ORIGINAL MATERIAL THICKNESS = 0.180", REMAINING THICKNESS = 0.136", MATERIAL REMOVED = 0.044" AND FOUND ACCEPTABLE IAW EA 1-5730-160022. REPAIR CLASSIFIED AS MINOR IAW GMM 6-2-100 REV 114.

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