SDR TSAA0257184

Service difficulty report · Skin · Boeing 737230

Difficulty date: July 24, 2002
Submitted: August 28, 2002
Operation: Air carrier
Aircraft: N818AL
Make and model: Boeing 737230
Aircraft serial: 22117
System (JASC): 5730 · Wing, Plate/Skin
Part: Skin
Condition: Corroded
Location: Lt Wing
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

LEFT LOWER OUTBOARD WING TRAILING EDGE CORRODED AT WSL 453. BLENDOUT TO REMOVE ALL CORROSION CONFIRMED USING 10X VISUAL INSPECTION NO DEFECTS NOTED, OBTAINED A SURFACE FINISH OF 125 MICROINCHES RADIUS OR SMOOTHER, FLAT PEENED REWORKED AREA, ALODINED AND PRIMED. FILLED DEPRESSIONS WITH BMS 5-95 SEALANT REFERRING TO SRM. APPLIED ONE COAT BMS 10-79, TYPE III PRIMER OVER THE SEALANT IAW ECO. AIRCRAFT RETURNED TO SERVICE.