SDR CKSA98080

Service difficulty report · Frame · 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): 5311 · Fuselage Main, Frame
Part: Frame
Condition: Corroded
Location: Bs 400-420
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. CORROSION ON LOWER INNER SIDE WINDOW FRAME RT SIDE STA 400 TO 420. REMOVED FRAME AS PER SRM 51-30-02. FOUND CORROSION OUT OF LIMITS. REPLACED NEW WINDOW FRAME BETWEEN STA 400 TO 420 RT SIDE IAW B747 SRM 51-10-06, 51-30-02, 51-10-1. CORROSION TASK CARD NUMBER C53-210-03. NON-ROUTINE TASK CARD NUMBER 14758.