Service difficulty report · Floor Support · Boeing 75733N

Difficulty date
December 19, 2025
Submitted
December 23, 2025
Operation
Air carrier
Aircraft
N77865
Make and model
Boeing 75733N
Aircraft serial
32589
Aircraft time
72,509 hours, 21,526 cycles
Part
Floor Support
Part number
146N544423
Condition
Corroded
Location
Zone 100
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

BULK CARGO, FLOOR AREA, CLOSE TO BS 1500, BETWEEN S29 - 30, FLOOR SUPPORT SPLICE HAS CORROSION. REMOVED AND REPLACED TWO FLOOR SUPPORT SPLICES IN THE AFT CARGO BAY. BETWEEN BS 1500 - 1520 IAW SRM 51-40-02-0G-0.

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