Service difficulty report · Intercostal · Boeing 757251

Difficulty date
April 16, 2011
Submitted
April 18, 2011
Operation
Air carrier
Aircraft
N531US
Make and model
Boeing 757251
Aircraft serial
23846
Aircraft time
72,678 hours, 29,915 cycles
Part
Intercostal
Condition
Corroded
Location
Fuselage
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

FLOORBEAM VERTICAL, INTERCOSTAL AT STA 395 RBL 19.5 HAS CORROSION. REMOVED CORROSION IAW SRM 51-10-01 OUT OF LIMITS IAW SRM 53-00-51 ORIG MAT. .040. NEW PART FABBED ON STAM TRAVELER T11/878529 MAT BAC-1508-238/70 75-T-65H, BATCH 3 0001962671. LOCATED & DRILLED PART IAW SRM 51-40-02, INSTALLED NEW INTERCOSTAL AND BRACKETS, CLIPS HORIZONTAL INTERCOSTAL PARTS IAW SRM 51-40-02.