SDR CALA2020032100659

Service difficulty report · Skin · Boeing 757222

Difficulty date: March 16, 2020
Submitted: March 21, 2020
Operation: Air carrier
Aircraft: N568UA
Make and model: Boeing 757222
Aircraft serial: 26674
Aircraft time: 88,184 hours, 28,760 cycles
System (JASC): 5330 · Fuselage Main, Plate/Skin
Part: Skin
Part number: 146N378014
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

IN AFT CARGO AFT BULKHEAD ABOVE WATER DRAIN MAST HAS CORROSION REMOVE MAST AND CHECK LIMITS. (REF AAR NR 9759301) REMOVED DRAIN MAST. REMOVED CORROSION, HFEC AREA, NO CRACK ON DEFECT FOUND, TREATED, PRIMED AND TOP COAT AREA. FILL ALL VOIDS WITH POTTING COMPOUND, REINSTALLED DRAIN MAST, REF EC/RA 5331-02647. - INSPECTION COMPLIED WITH