Service difficulty report · Fitting · Boeing 777F

Difficulty date
June 25, 2025
Submitted
June 25, 2025
Operation
Air carrier
Aircraft
N852FD
Make and model
Boeing 777F
Aircraft serial
37723
Aircraft time
60,082 hours, 9,497 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 FITTING FOUND CORROSION AT STA1434 RBL6.5. MAIN DECK CARGO FLOOR FITTING CORROSION REMOVED AND EVALUATED : MEASURED THE REWORKED AREA BELONG TO ZONE C,THE MAX ALLOWABLE BLEND OUT IS 0.002, THE MAX CLEAN UP DEPTH IS X=0.058Ï¿½>0.002Ï¿½ AND FOUND OUT OF LIMIT AS PER B777 SRM 53-00-52-1A ALLOWABLE DAMAGE 3 FIG 102,REV47.6. THE NEW FITTING FABRICATED AS PER BOEING DWG 457W1013 SH4 REV D.THE DAMAGE FITTING REMOVED AND REPLACED AS PER B777 SRM 51-10- 02-0G,SRM 51-20-01-0G REV47.6 AND EA G-2550-T0383741 P1, TITLE: EQUIP,FURNISHINGS- CARGO/LOADING SYSTEM-MDC CARGO HANDLING SYSTEM FITTINGS CORROSION REPAIR. THIS IS A MAJOR REPAIR PER GMM 6-2-100.

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