Service difficulty report · Intercostal · Boeing 7377H4

Difficulty date
August 16, 2023
Submitted
September 11, 2023
Operation
Air carrier
Aircraft
N912WN
Make and model
Boeing 7377H4
Aircraft serial
36621
Aircraft time
50,939 hours, 30,749 cycles
Part
Intercostal
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

CRACKED INTERCOSTAL BS 380-400; LBL 13; WL 208.<[01] UPDATED STEP 1.;[02] STEP 2 COMPLETE; STEP 3 IN PARTIAL.;[03] COMPLETED MEASUREMENT TABLE.;[04] COMPLETED STEP 1.;[05] TASK CARD COMPLETE.

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