SDR CKSA98054

Service difficulty report · Intercostal · Boeing 747146

Difficulty date: February 24, 1998
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N703CK
Make and model: Boeing 747146
Aircraft serial: 19727
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Intercostal
Condition: Corroded
Location: Bs 2345
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 CPCP INSPECTION FOUND LEVEL 2 CORROSION, FS 2345 INTERCOSTAL HAS CORROSION RBL45. REMOVED CORROSION FS 2345 INTERCOSTAL BL 45 IAW B747 SRM 51-10-01. FOUND TO BE OUT OF LIMITS IAW SRM 53-10-01. REMOVED AND REPLACED INTERCOSTAL IAW B747 SRM 51-10-01. CORROSION TASK CARD NUMBER C53-210-01 PART 4 OF 8. NON-ROUTINE TASK CARD NUMBER 12795.