Service difficulty report · Intercostal · Boeing 757222

Difficulty date
December 17, 2022
Submitted
December 26, 2022
Operation
Air carrier
Aircraft
N784FD
Make and model
Boeing 757222
Aircraft serial
26681
Aircraft time
75,059 hours, 29,760 cycles
Part
Intercostal
Part number
146N54255
Condition
Corroded
Location
Zone 100
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

AFT PIT BILGE AREA INTERCOASTAL LOWER FLANGE UPPER SURFACE HAS CORROSION FROM APPROX STA 1330-1340 LBL11 REMOVED AND REPLACED INTERCOASTAL AT AFT PIT BILGE AREA AT STA 1320 TO STA 1340 IAW B757 SRM 51-40-02 AND BAC DWG 146N5398 REV: B. ORIG SUB DATE: 12/23/2022