SDR SWAA2022070111348

Service difficulty report · Rib · Boeing 7377BD

Difficulty date: May 25, 2022
Submitted: July 1, 2022
Operation: Air carrier
Aircraft: N7704B
Make and model: Boeing 7377BD
Aircraft serial: 33918
Aircraft time: 58,834 hours, 31,409 cycles
System (JASC): 5511 · Horizontal Stabilizer, Spar/Rib
Part: Rib
Condition: Cracked
Location: L/H Horiz. 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 LOCATED AT LE STA 78.29 AT LT HORIZONTAL STABILIZER 2022-266012 / [01] REPLACED RIB AND FASTENERS LEADING EDGE LOCATED AT LE STA 78.29 AT LT HORIZONTAL STABILIZER IAW B737-700 SRM 51-40-02 AND B737-700 DWG 186A1001 SHEET 10 REV A; SEE INDIVIDUAL SIGNS-OFF BELOW.;[02] REPLACED RIB AND FASTENERS LEADING EDGE LOCATED AT LE STA 78.29 AT LT HORIZONTAL STABILIZER IAW B737-700 SRM 51-40-02 AND B737-700 DWG 186A1001 SHEET 10 REV A; SEE INDIVIDUAL SIGNS-OFF BELOW... RII ITEM

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