Service difficulty report · Stiffener · Boeing 7377CT

Difficulty date
February 3, 2023
Submitted
March 20, 2023
Operation
Air carrier
Aircraft
N566WN
Make and model
Boeing 7377CT
Aircraft serial
32753
Aircraft time
67,249 hours, 34,782 cycles
Part
Stiffener
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 STIFFENER FLOOR STRUCTURE LOCATED BS 540 BETWEEN BL 0 AND RBL 24.5 WL 208.1 CENTER SECTION 2023-106058<[01] REPLACED STIFFENER FLOOR STRUCTURE LOCATED BS 540 BETWEEN BL 0 TO RBL 24.5 WL 208.1 CENTER SECTION IAW B737-700 #DWG-143A0060 SHEET= 36 REV= A AND SRM 51-40-02;[02] CERTIFIED WORK PERFORMED RII <BR>SEE INDIVIDUAL SIGNOFFS BELOW

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