SDR SWAA2023020881244

Service difficulty report · Rib · Boeing 73779P

Difficulty date: December 14, 2022
Submitted: February 8, 2023
Operation: Air carrier
Aircraft: N7855A
Make and model: Boeing 73779P
Aircraft serial: 29357
Aircraft time: 53,057 hours, 34,450 cycles
System (JASC): 5510 · Horizontal Stabilizer Structure
Part: Rib
Condition: Cracked
Location: Zn 300 Stabilize
Stage of operation: IN
How discovered: 9
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

CRACK LEADING EDGE RIB LE STA 105.26 AT LT HORIZONTAL STABILIZER 2022-696685<[01] REPLACED LEADING EDGE RIB LE STA 105.26 AT LT HORIZONTAL STABILIZE IAW B737-700 SRM 51-10-02; SRM 51-40-02 AND DRAWING 186A1001; SHEET: 10; REV A SEE INDIVIDUALS SIGN OFF BELOW;[02] REPLACED LEADING EDGE RIB LE STA 105.26 AT LT HORIZONTAL STABILIZE IAW B737-700 SRM 51-10-02; SRM 51-40-02 AND DRAWING 186A1001; SHEET: 10; REV A SEE INDIVIDUALS SIGN OFF BELOW RII

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