SDR SWAA2021111532131

Service difficulty report · Rib · Boeing 737*

Difficulty date: October 21, 2021
Submitted: November 15, 2021
Operation: Air carrier
Aircraft: N757LV
Make and model: Boeing 737*
Aircraft serial: 29850
Aircraft time: 74,896 hours, 43,938 cycles
System (JASC): 5511 · Horizontal Stabilizer, Spar/Rib
Part: Rib
Condition: Cracked
Location: Rl/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 STA 86.66 AT RT HORIZONTAL STABILIZER ; 2021-462044 / [01] REPLACED LEADING EDGE RIB STA 86.66 AT RT HORIZONTAL STABILIZER IAW B737-700 SRM 51-10-02 ITEM 9 AND DWG: 186A1001 SHEET 4 REV. A; [02] UPDATED CORRECTIVE ACTION <BR>REPLACED LEADING EDGE RIB STA 86.66 AT RT HORIZONTAL STABILIZER IAW B737-700 SRM 51-10-02 ITEM 9 AND DWG: 186A1001 SHEET 4 REV. A. SEE INDIVIDUAL SIGNOFFS BELOW; [03] CERTIFIED RII WORK PERFORMED. <BR>SEE INDIVIDUAL SIGNOFFS BELOW.