Service difficulty report · Fitting · Boeing 7377H4

Difficulty date
June 17, 2024
Submitted
July 18, 2024
Operation
Air carrier
Aircraft
N476WN
Make and model
Boeing 7377H4
Aircraft serial
32475
Aircraft time
66,646 hours, 39,887 cycles
Part
Fitting
Condition
Cracked
Location
Zone 100
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 FOUND AT LOWER FASTENER OPEN HOLE OF BS 727 INNER CHORD AT STRIMGER 18A R/S.<[01] FAULT TO BE RESOLVED ON ITEM # TTG8Q00U011U.;[02] CORRECTION TO READ FAULT TO BE RESOLVED ON ITEM # TTG8Q00U1GHG.;[03] VERIFIED STEP 2 FAULT WILL BE RESOLVED ON TTG8Q00U1GHG

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