Service difficulty report · Fitting · Boeing 777FS2

Difficulty date
July 10, 2025
Submitted
July 10, 2025
Operation
Air carrier
Aircraft
N851FD
Make and model
Boeing 777FS2
Aircraft serial
37722
Aircraft time
61,339 hours, 9,782 cycles
Part
Fitting
Part number
457W10134
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 FITING FOUND CORROSION AT STA1393 RBL6.5. MAIN DECK CARGO FLOOR FITTING CORROSION AT STA 1393 RBL6.5 REMOVED AND EVALUATED : THE REWORKED AREA AT ZONE "C", THE MAX ALLOWABLE BLEND OUT IS 0.002". THE MAX CLEAN UP DEPTH IS X = 0.022", FOUND OUT OF LIMIT AS PER B777 SRM 53-00-52-1A ALLOWABLE DAMAGE 3 FIGURE 102 REV47.6. THE FLOOR FITTING FABRICATED AS PER BOEING DWG 457W1013 SHT 4 REV D. MAIN DECK CARGO FLOOR FITTING AT STA 1393 RBL 6.5 REMOVED AND REPLACED AS PER B777 AMM 20-11-00-02 REV103.11. THIS IS A MINOR REPAIR PER GMM 6-2-100.

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