Service difficulty report · Structure · Boeing 7377H4

Difficulty date
September 18, 2022
Submitted
October 12, 2022
Operation
Air carrier
Aircraft
N785SW
Make and model
Boeing 7377H4
Aircraft serial
30602
Aircraft time
74,446 hours, 44,032 cycles
Part
Structure
Condition
Cracked
Location
L/H Wing
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 TRAILING EDGE SUPPORT STRUCTURE OF ACCESS PANEL 561AB AT LT WING 2022-510724 / [01] REPLACED SUPPORT STRUCTURE AND FASTENERS OF ACCESS PANEL 561AB AT LT WING IAW B737-700 51-10-02 ITEM 9; DUE TO NOT ALLOWABLE DAMAGE IAW B737-700 FOR CRACK; MEASURE OF CRACK IS: 1.060 TOOL USED PN:500-197-30 SN:B16144189 DUE DATE: 11-MAR-23;[02] CORRECTION ACTION 1: REPLACED SUPPORT STRUCTURE AND FASTENERS OF ACCESS PANEL 561AB AT LT WING IAW B737-700 51-10-02 ITEM 9; DUE TO NOT ALLOWABLE DAMAGE IAW B737-700 SRM 57-51-02 -1A-1 FOR CRACK; MEASURE OF CRACK IS: 1.060 TOOL USED PN:500-197-30 SN:B16144189 DUE DATE: 11-MAR-23;[03] CORRECTION ACTION 2: REPLACED SUPPORT STRUCTURE AND FASTENERS OF ACCESS PANEL 561AB AT LT WING IAW B737-700 51-10-02 ITEM 9 AND DWG 115A3700 SHEET 26 REV -; DUE TO NOT ALLOWABLE DAMAGE IAW B737-700 SRM 57-51-02 -1A-1 FOR CRACK; MEASURE OF CRACK IS: 1.060 TOOL USED PN:500-197-30 SN:B16144189 DUE DATE: 11-MAR-23;[04] CORRECTIVE ACTION STEP 3 CERTIFIED

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