Service difficulty report · Rib · Boeing 7377H4

Difficulty date
August 12, 2026
Submitted
August 18, 2026
Operation
Air carrier
Aircraft
N265WN
Make and model
Boeing 7377H4
Aircraft serial
32522
Aircraft time
63,810 hours, 38,737 cycles
Part
Rib
Condition
Cracked
Location
Zone 500
Stage of operation
IN
How discovered
V
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

LEFT AFT TRAILING EDGE FLAP DEFLECTION RIB, UPPER ATTACH ANGLE CRACKED. NR 8 SPOILER ACTUATOR SHUTTERING & NR 6 SPOILER ACTUATOR BYPASSING. WORKING SRM 57-51-02-2R-3 REPAIR 3. REMOVED AND TRIMMED OUT DAMAGED UPPER TAB FROM DEFLECTION CONTROL RIB. PERFORMED HFEC SURFACE INSPECTION PER BOEING NDT 51-00-00 PART 6 PROCEDURE 23 WITH NO DEFECTS NOTED. C/W SRM 57-51-02-2R-3, REPAIR 3, STEP 4.H - STEP 4.R. REPAIRED IAW SRM 57-51-02-2R-3, UPPER PANEL CLEARANCE CHECKED GOOD IAW AMM 57-50-01.

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