SDR DALA1144345656

Service difficulty report · Skin · Boeing 757251

Difficulty date: July 22, 2011
Submitted: July 25, 2011
Operation: Air carrier
Aircraft: N556NW
Make and model: Boeing 757251
Aircraft serial: 33392
Aircraft time: 25,445 hours, 10,058 cycles
System (JASC): 5751 · Ailerons
Part: Skin
Condition: Punctured
Location: Aileron
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

HAIL DAMAGE TO LEFT WING AILERON UPPER SURFACE 4 PUNCTURES LOCATED 12 IN. IN FROM O/B EDGE IN APPROX CENTER AND 12 INCHES IN FROM I/B EDGE. REMOVED LT AILERON PER B757 AMM 27-11-21 467881. OK TO INSTALL QC3703. INSTALLED AILERON PER B757 AMM 27-11-21 NEEDS RIG CHECK 467881. COMPLIED WITH RIG CHECK PER B757 AMM 27-11-21256054. CLOSED WING PANELS. AILERON, LEFT, OFF 55-5751-9-0001 28469 ON 55-5751-9-0001 98403.