Service difficulty report · Rib · Boeing 7377H4

Difficulty date
May 21, 2025
Submitted
June 20, 2025
Operation
Air carrier
Aircraft
N298WN
Make and model
Boeing 7377H4
Aircraft serial
32543
Aircraft time
57,587 hours, 34,397 cycles
Part
Rib
Condition
Cracked
Location
Zone 300
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

SUSPECT CRACK ON UPPER AREA OF STIFFENER 2 INSPAR RIB 5 (STAB STA 110). REPAIRED THE UPPER AREA OF STIFFENER 2 IN SPAR RIB 5 (STAB STA 110) APPLIED A FILLET SEAL; FINISH; AND CIC IAW SRM 55-10-09-2R-4 REP 4. REPAIRED THE L/H HORIZONTAL STAB UPPER AREA OF STIFFENER 2 IN SPAR RIB 5 (STAB STA 110) APPLIED A FILLET SEAL; FINISH; AND CIC IAW SRM 55-10-09-2R-4 REP 4.

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