Service difficulty report · Floor Support · Boeing 777FS2

Difficulty date
July 11, 2025
Submitted
July 11, 2025
Operation
Air carrier
Aircraft
N851FD
Make and model
Boeing 777FS2
Aircraft serial
37722
Aircraft time
61,339 hours, 9,782 cycles
Part
Floor Support
Part number
457W101465
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 CARGO FLOOR FITTING FOUND CORROSION AT STA1434 RBL40. MAIN DECK CARGO FLOOR FITTING CORROSION AT STA1434 RBL40 REMOVED AND EVALUATED: THE REWORKED AREA AT ZONE "B", THE MAX ALLOWABLE BLEND OUT IS 0.030", THE MAX CLEAN UP DEPTH IS X=0.092", FOUND OUT OF LIMIT AS PER B777 SRM53-00-52-1A ALLOWABLE DAMAGE 3 FIGURE102 REV: 47.6. THE FLOOR FITTING FABRICATED AND REPLACED AS PER EA G-2550- T0384050 P1, TITLE: EQUIP. FURNISHINGS - CARGO/LOADING SYSTEM - MDC CARGO HANDLING SYSTEM FITTING CORROSION REPAIR AT STA1434 RBL40. REFER TO WRI: 25506951 FOR WORK DETAILS. THIS IS A MINOR REPAIR PER GMM6-2-100.

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