SDR ABXA20251005255

Service difficulty report · Stringer · Boeing 7673P6

Difficulty date: October 5, 2025
Submitted: October 6, 2025
Operation: Air carrier
Aircraft: N764CK
Make and model: Boeing 7673P6
Aircraft serial: 26234
Aircraft time: 88,958 hours, 27,797 cycles
System (JASC): 5313 · Fuselage Main, Longeron/Stringer
Part: Stringer
Condition: Corroded
Location: Zone 100
Stage of operation: IN
How discovered: V
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 AIRCRAFT N764CK C4-CHECK IN OSCODA MICHIGAN (OSC), KALITTA MAINTENANCE DISCOVERED ,EVIDENCE OF CORROSION FOUND ON STRINGER 32 AT STA. 697 AND REPAIRED STRINGER 32R AT REPAIR STA 682 TO REPAIR STA 713 IAW B767-300 SRM 53-00-02 REPAIR 2..

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