Service difficulty report · Rib · Boeing 7377H4

Difficulty date
July 22, 2022
Submitted
August 23, 2022
Operation
Air carrier
Aircraft
N259WN
Make and model
Boeing 7377H4
Aircraft serial
35554
Aircraft time
53,315 hours, 31,877 cycles
Part
Rib
Condition
Cracked
Location
Vertical 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 ACCESS PANEL 321A ON RIB #8 AT VERTICAL STABILIZER 2022-375918 / [01] REPLACED NEW RIB #8 AND BRACKETS 3EA WITH FASTENERS LOC. ACCESS PANEL 321A AT VERTICAL STABILIZER I.A.W B737-700 SRM 51-10-02 AND SRM 51-40-02 DWG 174A1008 SHEET 2 REV: C; SEE INDIVIDUAL SIGN OFF BELOW.;[02] CORRECTED STEP 1 REPLACED RIB #8 LOC. ACCESS PANEL 321A AT VERTICAL STABILIZER I.A.W B737-700 SRM 51-10-02 AND SRM 51-40-02 DWG 174A1008 SHEET 2 REV: C; SEE INDIVIDUAL SIGN OFF BELOW.;[03] REPLACED RIB #8 LOC. ACCESS PANEL 321A AT VERTICAL STABILIZER I.A.W B737-700 SRM 51-10-02 AND SRM 51-40-02 DWG 174A1008 SHEET 2 REV: C; SEE INDIVIDUAL SIGN OFF BELOW.

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