Service difficulty report · Longeron · Doug MD11F

Difficulty date
June 21, 2018
Submitted
June 22, 2018
Operation
Air carrier
Aircraft
N578FE
Make and model
Doug MD11F
Aircraft serial
48458
Aircraft time
72,642 hours, 19,812 cycles
Part
Longeron
Part number
AFA7779501
Condition
Corroded
Location
Fuselage
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

LOWER CENTER CARGO BILGE AREA FOUND LONGERON 43R WITH CORROSION, AT STA 1649. CARRIED OUT SECTIONAL SPLICE REPAIR BETWEEN STA 1631 TO STA 1650 LONGERON 43R AS PER SRM 53-00-05-2R REPAIR 1 FIGURE 201 AND FIGURE 202. REPAIR CLASSIFIED AS MAJOR PER GMM 6-2-100. CORROSION ON LONGERON 43R REMOVED AND FOUND OUT OF LIMITS AS PER SRM 53-00-00-2R FIGURE 205. ORIGINAL THICKNESS: 0.068" , MATERIAL REMOVED: 0.060", MATERIAL REMAINING: 0.008".

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