Service difficulty report · Rib · Boeing 7377H4

Difficulty date
January 8, 2022
Submitted
February 15, 2022
Operation
Air carrier
Aircraft
N423WN
Make and model
Boeing 7377H4
Aircraft serial
29827
Aircraft time
66,169 hours, 39,132 cycles
Part
Rib
Condition
Cracked
Location
Horizontal Stab
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

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 LE STA 95.96 AT RT HORIZONTAL STABILIZER ; 2022-12207 / [01] REPLACED RIB LOC. LEADING EDGE STA 95.96 AT RT HORIZONTAL STABILIZER I.A.W B737-700 SRM 51-40-02 AND DWG 186A1001; SHEET 10; REV A; [02] REPLACED RIB LOC. LEADING EDGE STA 95.96 AT RT HORIZONTAL STABILIZER I.A.W B737-700 SRM 51-40-02 AND DWG 186A1001; SHEET 10; REV A. SEE INDIVIDUAL SIGN-OFF BELOW; [03] CORRECTIVE ACTION STEP 1 AND 2<BR>REPLACED RIB LOC. LEADING EDGE STA 95.96 AT RT HORIZONTAL STABILIZER I.A.W B737-700 SRM 51-40-02 AND DWG 186A1001; SHEET 10; REV A. SEE INDIVIDUAL SIGN-OFF BELOW; [04] REPLACED RIB LOC. LEADING EDGE STA 95.96 AT RT HORIZONTAL STABILIZER I.A.W B737-700 SRM 51-40-02 AND DWG 186A1001; SHEET 10; REV A. SEE INDIVIDUAL SIGN-OFF BELOW.<BR>TASK COMPLETED

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