Service difficulty report · Stiffener · Boeing 7377H4

Difficulty date
October 22, 2023
Submitted
January 3, 2024
Operation
Air carrier
Aircraft
N461WN
Make and model
Boeing 7377H4
Aircraft serial
32465
Aircraft time
64,738 hours, 38,739 cycles
Part
Stiffener
Part number
UNKNOWN
Condition
Cracked
Location
Zn 100 Fus Lower
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 BS947.5 AND STR26L AT AFT CARGO COMPARTMENT 2023-652097<[01] REPLACED STIFFENER FLOOR STRUCTURE LOCATED BS947.5 AND STR26L AT AFT CARGO IWA B737-700 #DWG:186A8103 SHEET: 9 REV:- AND SRM 51-40-02 AND 51-10-02 Ï¿½TEM 9.<BR>SEE INDIVIDUAL SIGNOFF BELOW.;[02] REPLACED STIFFENER FLOOR STRUCTURE LOCATED BS947.5 AND STR26L AT AFT CARGO IWA B737-700 #DWG:149A8103 SHEET: 9 REV:- AND SRM 51-40-02 AND 51-10-02 Ï¿½TEM 9.<BR>SEE INDIVIDUAL SIGNOFF BELOW.;[03] REPLACED STIFFENER FLOOR STRUCTURE LOCATED BS947.5 AND STR26L AT AFT CARGO IWA B737-700 #DWG:149A8103 SHEET: 9 REV:- AND SRM 51-40-02 AND 51-10-02 Ï¿½TEM 9.<BR>SEE INDIVIDUAL SIGNOFF BELOW

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