Service difficulty report · Floorbeam · Boeing 75733N

Difficulty date
June 9, 2025
Submitted
June 10, 2025
Operation
Air carrier
Aircraft
N57864
Make and model
Boeing 75733N
Aircraft serial
32588
Aircraft time
71,824 hours, 22,161 cycles
Part
Floorbeam
Part number
146N5089
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

(SDR)19-5305-1-2062: CABIN R/H FLOOR BEAM HAS CORROSION STA 1640 ,RBL-58". SFR REPORT CW LP 5136267 REPAIRED FLOOR BEAM AT BS 1640 FROM RBL 36 TO THE SIDE OF THE BO DY (UPPER CHORD) IAW B757-300 SRM 53-00-51-2R-8 REPAIR 8.

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