Service difficulty report · Frame · Boeing 7377H4

Difficulty date
December 19, 2023
Submitted
January 19, 2024
Operation
Air carrier
Aircraft
N457WN
Make and model
Boeing 7377H4
Aircraft serial
33856
Aircraft time
65,535 hours, 39,332 cycles
Part
Frame
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 ON FRAME LOCATED BS 747 BTW STR 8L TO STR 9L AT PASSENGER CABIN 2023-766663<[01] EDDY CURRENT EQUIPMENT P/N: NORTEC600D; S/N: 200053402; DUE DATE: 24-AUG-24.;[02] PERFORMED REPAIR ON FRAME LOCATED BS 747 BTW STR 8L TO STR 9L AT PASSENGER CABIN I.A.W EA 1-A53-12114.SEE INDIVIDUAL STEP SIGN OFFS BELOW;[03] TASK CARD COMPLETED <BR><BR>PERFORMED REPAIR ON FRAME LOCATED BS 747 BTW STR 8L TO STR 9L AT PASSENGER CABIN I.A.W EA 1-A53-12114.SEE INDIVIDUAL STEP SIGN OFFS BELOW<BR>RII

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