Service difficulty report · Longeron · Doug MD11F

Difficulty date
August 23, 2011
Submitted
August 23, 2011
Operation
Air carrier
Aircraft
N643FE
Make and model
Doug MD11F
Aircraft serial
48486
Aircraft time
48,609 hours, 9,839 cycles
Part
Longeron
Part number
AEA01445
Condition
Corroded
Location
Bs 1401-1421
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

LONGERON 20R STA 1401 TO STA 1421 FOUND WITH CORROSION. REMOVED IAW SRM 51-21-01, REV 47. ORIGINAL THICKNESS = 0.080 INCH; MATERIAL REMOVED = 0.040 IN; MATERIAL REMAINED = 0.040 IN, AND FOUND EXCEEDED LIMITS IAW SRM 53-00-00, REV 47, FIG 205. NEW LONGERON FABRICATED IAW DWG AEA0144, REV F CORRODED LONGERON 20R. R & R IAW SRM 51-31-01 REV 47. REPAIR CLASSIFIED AS MAJOR IAW GMM 6-2-100, REV 112.

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