Service difficulty report · Support · Boeing 7377H4

Difficulty date
November 11, 2023
Submitted
December 15, 2023
Operation
Air carrier
Aircraft
N462WN
Make and model
Boeing 7377H4
Aircraft serial
32466
Aircraft time
64,652 hours, 38,523 cycles
Part
Support
Part number
UNKNOWN
Condition
Corroded
Location
Zn 100 Fus Lower
Stage of operation
IN
How discovered
9
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

ACB CORROSION AT FLOOR TO SIDEWALL SUPPORT RH STA727E+10''; STA-747+10''<[01] CORRECTED MEASUREMENTS TABLE;[02] REMOVED AND REPLACED NEW RH SIDEWALL SUPPORT AT BS 727 TO BS 767;IAW SRM 51-40-02 AND DWG#146A7500.;[03] VERIFIED CORRECTIVE ACTION & MEASUREMENTS TABLE. CARD COMPLETE.

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