Service difficulty report · Intercostal · Boeing 7377H4

Difficulty date
October 13, 2024
Submitted
November 13, 2024
Operation
Air carrier
Aircraft
N273WN
Make and model
Boeing 7377H4
Aircraft serial
32528
Aircraft time
58,079 hours, 34,971 cycles
Part
Intercostal
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 FLOOR STRUCTURE WEB LOCATED BS 947.5 STRINGER 25R AT AFT CARGO COMPARTMENT 2024-634378<[01] REPLACED WEB-INTERCOSTAL AND FASTENER LOCATED BS 927 TO BS 947.5 STRINGER 25R AT AFT CARGO COMPARTMENT IAW BOEING 737-700 SRM 51-40-02; SRM 51-10-02 ITEM 9; AND DWG 147A7500 SHEET 28 REV -. SEE INDIVIDUAL SIGN OFF BELOW.;[02] CERTIFIED CORRECTIVE ACTION STEP 1

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