SDR CKSA98314

Service difficulty report · Web · 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): 5720 · Wing Miscellaneous Structure
Part: Web
Condition: Corroded
Location: Bs 1241
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 LEVEL 2 CORROSION, RT WING LANDING GEAR BAY STA 1241 BULKHEAD WEB UPPER SURFACE. STIFFENER HAS CORROSION. REMOVED CORROSION IAW SRM 51-10-01. FOUND OUT OF LIMITS IAW SRM 51-10-01. REPAIRED IAW SRM 51-40-04. ID MATERIAL TO MAKE WEB REPAIR 7075-T6 .156. CORROSION TASK CARD NUMBER C53-100-01-8. NON-ROUTINE TASK CARD NUMBER B0083-16-N-00304.