SDR DALA1116745521

Service difficulty report · Structure · Boeing 757251

Difficulty date: March 9, 2011
Submitted: March 11, 2011
Operation: Air carrier
Aircraft: N521US
Make and model: Boeing 757251
Aircraft serial: 23209
Aircraft time: 77,302 hours, 32,235 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Structure
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

PREVIOUS REPAIR AT STN 1640 CORRODED AT 4 LOCATIONS BETWEEN LBL 15 AND RBL 60. BLENDED AREA PER SRM 51-10-02. FOUND TO BE OUT OF LIMITS IAW SRM 53-00-51 FIG 101. REMOVED AND REPLACED UPPER CHORD IAW SRM 53-00-51, REPAIR 3 FIGURE 201. REMOVED AND REPLACED 2EA SPLICES .071C IAW SRM 53-00-51 REPAIR 3, FABRICATED STRAPS PER SRM 51-40-05 PER SRM 53-00-51 FIG 201 REPAIR 3. INSTALLED STRAPS PER SRM 51-40-02. RONALD BIRD 462009. REQUIRED INSPECTION COMPLETED.