Service difficulty report · Rib · Boeing 7377H4

Difficulty date
December 21, 2023
Submitted
January 11, 2024
Operation
Air carrier
Aircraft
N943WN
Make and model
Boeing 7377H4
Aircraft serial
36913
Aircraft time
45,043 hours, 27,536 cycles
Part
Rib
Part number
UNKNOWN
Condition
Cracked
Location
Zn 600 Right Win
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

RIGHT WING TRAILING EDGE; UPPER O/B FASTENER OF DEFLECTION CONTROL RIB IS CRACKED (MARKED)<[01] REMOVED AND REPLACE TRANSVERSE WEB COMMON TO DEFLECTION CONTROL RIB IAW SRM 51-40-02 AND AIPC 57-50-00-36A.;[02] VERIFIED CORRECTIVE ACTION COMPLETE.<BR>VERIFIED MEASUREMENT TABLE.

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