Service difficulty report · Frame · Boeing 7377H4

Difficulty date
June 15, 2025
Submitted
July 21, 2025
Operation
Air carrier
Aircraft
N294WN
Make and model
Boeing 7377H4
Aircraft serial
32540
Aircraft time
57,920 hours, 34,928 cycles
Part
Frame
Condition
Corroded
Location
Zone 100
Stage of operation
IN
How discovered
E
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

CORROSION FRAME LOCATED ON BS 947.5 AND LBL9 WL155 AT AFT CARGO COMPARTMENT. REPLACED FRAME LOCATED AT AFT CARGO COMPARTMENT BS 747.5 LBL 9 AND WL155 IAW 51-40-02-0G DUE TO FOUND OUT LIMITS CRACK IAW SRM 53-00-07-1A-1 AND REPLACED OF FRAME WAS DOCUMENTED ON FAULT TTG8Q013C3DW.

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