SDR FDEA201910102557

Service difficulty report · Floor Support · Doug MD11F

Difficulty date: October 10, 2019
Submitted: October 17, 2019
Operation: Air carrier
Aircraft: N597FE
Make and model: Doug MD11F
Aircraft serial: 48596
Aircraft time: 84,310 hours, 17,283 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Floor Support
Part number: ABA73413
Condition: Corroded
Location: Bs 445
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

FORWARD CABIN FLOOR SUPPORT AT STATION 445, RBL 95 FOUND CORROSION. THE FLOOR SUPPORT WAS FOUND EXFOLIATED AND EXCEEDED LIMITS IAW SRM 53-00-00-2R, FIGURE 206 ALLOWABLE DAMAGE. A NEW FLOOR SUPPORT WAS FABRICATED IAW DRAWING ABA 7341, REVISION C . THE FLOOR SUPPORT WAS REMOVED AND RELACED FROM BS 380 TO 459 IAW SRM 51-31-01-0G. THE REPAIR WAS CLASSIFIED AS MAJOR IAW GMM 6-2-100.

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