SDR CKSA98333

Service difficulty report · Frame · 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): 5311 · Fuselage Main, Frame
Part: Frame
Condition: Crunched
Location: Bs 1820
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 CRUNCHED ON THE WEB FRAME OF STA 1820 IN AFT CARGO COMPARTMENT ABOVE STRINGER 51L. REMOVED DAMAGED MATERIAL DENT IAW B747 SRM 51-10-01. MATERIAL ID 7076T6 .025. DOUBLER 7075T6 .040. INSTALLED REPAIR IAW B747 SRM 53-10-04. CORROSION TASK CARD NUMBER C53-125-01-2. NON-ROUTINE TASK CARD NUMBER B0083-16-N-00809.