Service difficulty report · Intercostal · Boeing 757222

Difficulty date
August 11, 2024
Submitted
August 12, 2024
Operation
Air carrier
Aircraft
N799FD
Make and model
Boeing 757222
Aircraft serial
28145
Aircraft time
64,571 hours, 25,475 cycles
Part
Intercostal
Part number
146N52142
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

AFT CARGO COMPARTMENT BTW STA 1440 TO STA 1460, STR 27R AND STR 28R POSSIBLE CORROSION. REMOVED CORROSION ON INTERCOSTAL AT AFT CARGO BTW STA 1440-1460 STR 27R-28R, FOUND TO BE OUT OF LIMITS IAW B 757 SRM 53-00-04-1A DETAIL II, FIG 101, SHEET 3. REMOVED & FABRICATED INTERCOSTAL PER B DWG # 146N5413 REV- AND INSTALLED INTERCOSTAL IAW B 757 SRM 51-40-02-OG.