SDR CKSA98329

Service difficulty report · Skin · Boeing 747146

Difficulty date: May 20, 1998
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N704CK
Make and model: Boeing 747146
Aircraft serial: 20528
System (JASC): 5330 · Fuselage Main, Plate/Skin
Part: Skin
Condition: Dented
Location: Bs 1580
Stage of operation: IN
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

DURING ROUTINE CPCP INSPECTION, FOUND 2.5 INCH DENT IN BS 1580 FRAME WEB SKIN DIRECTLY ABOVE S47R IN AFT CARGO COMPARTMENT FLOOR STRUCTURE FORWARD SECTION. REMOVED DAMAGED MATERIAL AND DENT IAW B747 SRM 51-10-01. MATERIAL ID FILLER 7075-T6 .025 AND DOUBLER 7075-T6 .040. INSTALLED REPAIR IAW SRM B747 SRM 53-10-21. CORROSION TASK CARD NUMBER C53-125-01-2. NON-ROUTINE TASK CARD NUMBER B0083-16-N-00754.