Service difficulty report · Stiffener · Boeing 7377H4

Difficulty date
October 21, 2023
Submitted
November 21, 2023
Operation
Air carrier
Aircraft
N910WN
Make and model
Boeing 7377H4
Aircraft serial
36618
Aircraft time
50,934 hours, 30,655 cycles
Part
Stiffener
Part number
UNKNOWN
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 BS540 BETWEEN BL 0 TO RBL 24.75 CENTER SECTION 2023-659074<[01] REPLACED STIFFENER ON FLOOR STRUCTURE LOCATED BS540 BETWEEN BL 0 TO RBL 24.75 CENTER SECTION IAW B737-700 SRM 51-10-02-0G-0 SRM 51-40-02-0G-0 AND DWG 143A0060 SHEET 46 REV - . SEE INDIVIDUAL SIGNOFF BELOW;[02] JOB COMPLETED.

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