SDR SWAA2025082793174

Service difficulty report · Rib · Boeing 7378H4

Difficulty date: July 19, 2025
Submitted: August 27, 2025
Operation: Air carrier
Aircraft: N8616C
Make and model: Boeing 7378H4
Aircraft serial: 36914
Aircraft time: 40,285 hours, 19,311 cycles
System (JASC): 5712 · Wing, Rib/Bulkhead
Part: Rib
Condition: Cracked
Location: Zone 600
Stage of operation: IN
How discovered: E
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 DEFLECTION CONTROL RIB TRAILING EDGE AT RT WING. REJECT STEP 2 ITEM 5, PROPERLY INSTALLED BOLTS IAW SRM 57-51-02-2R-3, REPAIR 3, STEP 4(T), AND SRM 51-40-02. PERFORMED PERMANENT REPAIR LOCATED FIXED TRAILING EDGE DEFLECTION CONTROL RIB AT RT WING. IAW SRM 57-51-02-2-3, REPAIR 3, AND SRM 51-40-02.

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