SDR SWAA2021072885927

Service difficulty report · Rib · Boeing 73779P

Difficulty date: June 17, 2021
Submitted: July 28, 2021
Operation: Air carrier
Aircraft: N7827A
Make and model: Boeing 73779P
Aircraft serial: 28255
Aircraft time: 52,282 hours, 33,778 cycles
System (JASC): 5511 · Horizontal Stabilizer, Spar/Rib
Part: Rib
Condition: Cracked
Location: Horizontal Stab
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 AT LE STA 78.29 AT LT HORIZONTAL STABILIZER ; 2021-287838 / [01] REPLACED LEADING EDGE RIB AT LE STA 78.29 AT LT HORIZONTAL STABILIZER IAW B737-700 SRM 51-10-02 ITEM 9;51-40-02 AND DRAWING 176A3101; [02] REPLACED LEADING EDGE RIB AT LE STA 78.29 AT LT HORIZONTAL STABILIZER IAW B737-700 SRM 51-10-02 ITEM 9;51-40-02 AND DRAWING 176A3101 RII; [03] REPLACED LEADING EDGE RIB AT LE STA 78.29 AT LT HORIZONTAL STABILIZER IAW B737-700 SRM 51-10-02 ITEM 9;51-40-02 AND DRAWING 176A3101 RII

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