Service difficulty report · Floor Support · Boeing 757251

Difficulty date
April 24, 2011
Submitted
April 25, 2011
Operation
Air carrier
Aircraft
N531US
Make and model
Boeing 757251
Aircraft serial
23846
Aircraft time
72,678 hours, 29,915 cycles
Part
Floor Support
Condition
Corroded
Location
Bs 324-345
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 STA 324-345, RBL 41 UPPER & LOWER SURFACE HAS CORROSION SEVERAL PLACES. REMOVED CORROSION FROM AREA IAW SRM 51-10-02, BLENDED AREA L=2.0, W=2.0 D=.010 ORIG MAT THICKNESS .038 OUT OF LIMITS AT .021 IAW SRM 53-00-51. REMOVED INTERCOSTAL IAW SRM 51-40-02. FAB NEW INTERCOSTAL ON STAM TRAVELER T11/878528 IAW DWG 141N5161 AND INSTALLED IAW SRM 51-40-02.