Service difficulty report · Structure · Boeing 7377CT

Difficulty date
March 23, 2023
Submitted
April 27, 2023
Operation
Air carrier
Aircraft
N7821L
Make and model
Boeing 7377CT
Aircraft serial
32748
Aircraft time
63,055 hours, 32,184 cycles
Part
Structure
Condition
Cracked
Location
Zn 200 Fus Top
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 INNER CHORD LOCATED BS 303.9 LBL 52 AT LEVEL STR 17L AT FWD GALLEY AREA 2023-200282<[01] REPLACED INNER CHORD AND FASTENERS LOCATED BTW BS 270 TO BS 360 LBL 52 AT LEVEL STR 17L AT FWD GALLEY AREA IAW B737-700 SRM 51-40-02; SRM 51-10-02 ITEM 9 AND DWG 141A8110 REV:E. SEE INDIVIDUAL SIGNOFFS BELOW.;[02] REPLACED INNER CHORD AND FASTENERS LOCATED BTW BS 270 TO BS 360 LBL 52 AT LEVEL STR 17L AT FWD GALLEY AREA IAW B737-700 SRM 51-40-02; SRM 51-10-02 ITEM 9 AND DWG 141A8110 REV:E. SEE INDIVIDUAL SIGNOFFS BELOW. RII Ï¿½TEM

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