Service difficulty report · Longeron · Doug MD11F

Difficulty date
March 2, 2021
Submitted
March 10, 2021
Operation
Air carrier
Aircraft
N572FE
Make and model
Doug MD11F
Aircraft serial
48755
Aircraft time
75,756 hours, 16,117 cycles
Part
Longeron
Part number
AFA77621
Condition
Corroded
Location
Center Cargo
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

CENTER CARGO - BILGE LONGERON STATION 1661 TO STATION 1681 LONGERON 52 X = 0 FOUND CORROSION. CENTER CARGO BILGE CORRODED LONGERON AT STATION 1661 TO STATION 1681, LONGERON LONGERON 52, X = 0. REPAIR CARRIED OUT PER EA 1-5310-T0359945 PART 1. TITLE: FUSELAGE - - MAINFRAME - AFT INTERMEDIATE FUSLAGE - CORROSION FOUND ON LONGERON L-52 AT STA STA 1671. REPAIR CLASSIFIED AS MAJOR PER GMM 6-2-100. STATION 1671.000 LONGERON FLANGE CORROSION THROUGH AND FOUND EXCEED LIMIT AS PER SRM 53-00-00-2R. FIGURE 205 REPAIR GENERAL.

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