Service difficulty report · Frame · Boeing 7377H4

Difficulty date
May 4, 2024
Submitted
June 12, 2024
Operation
Air carrier
Aircraft
N479WN
Make and model
Boeing 7377H4
Aircraft serial
33990
Aircraft time
65,876 hours, 39,680 cycles
Part
Frame
Part number
UNKNOWN
Condition
Cracked
Location
Bs 747 S8-9l
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 FRAME 747 BETWEEN S-8L TO S-9L AT PASSENGER CABIN 2024-294631<[01] PERFORMED PERMANENT REPAIR ON FRAME LOCATED BS 747 BTW STR 8L TO STR 9L AT PASSENGER CABIN IAW B737-700 EA 1-A53-12114. SEE INDIVIDUAL SING OFF BELOW;[02] CORRECTED CORRECTIVE ACTION: PERFORMED PERMANENT REPAIR ON FRAME LOCATED BS 747 BTW STR 8L TO STR 9L AT PASSENGER CABIN IAW B737-700 EA 1-A53-12114. SEE INDIVIDUAL SIGN OFF BELOW.;[03] PERFORMED PERMANENT REPAIR ON FRAME LOCATED BS 747 BTW STR 8L TO STR 9L AT PASSENGER CABIN IAW B737-700 EA 1-A53-12114. SEE INDIVIDUAL SIGN OFF BELOW. JOB COMPLETED.

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