SDR UALA2012070203521

Service difficulty report · Frame · Boeing 757222

Difficulty date: June 30, 2012
Submitted: July 3, 2012
Operation: Air carrier
Aircraft: N550UA
Make and model: Boeing 757222
Aircraft serial: 25398
Aircraft time: 77,426 hours, 22,482 cycles
Engine: Pwa PW2037
System (JASC): 5311 · Fuselage Main, Frame
Part: Frame
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

AFT CARGO COMPARTMENT STA 1620, STR 28L - 29L FRAME CORRODED. REMOVED FASTENERS AND SHEAR TIE PER SRM, REMOVED CORROSION PER SRM, ACCOMPISHED NDT FOR MAT THICKNESS PER NTM. ORIG THICKNESS .063, REMOVED .004" TO .059"; WITHIN LIMITS PER SRM, TREATED AND PRIMED PER SRM. RE-INSTALLED SHEAR TIE AND FASTENERS PER SRM.