SDR DALA1121805521

Service difficulty report · Doubler · Boeing 757251

Difficulty date: March 23, 2011
Submitted: March 24, 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: Doubler
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

FWD CARGO COMPT STA 508 S-27R DOUBLER HAS SURFACE CORROSION AS MARKED. REMOVED CORRODED DOUBLER AND SHEAR TIE, RECEIVED NEW SHEAR TIE FABBED EXT REPAIR DOUBLER IAW SRM 53-00-01. LOCATED AND DRILLED NEW SHEAR TIE AND DOUBLER IAW SRM 51-40-05 TREATED & PRIMED IAW SRM 51-20-01. INSTALLED NEW SHEAR TIE AND REPAIR DOUBLER IAW SRM 51-40-05 & 53-00-01 FIG 201. DOUBLER INSTALLED IAW SRM 53-00-01.