SDR SWAA2022121973510

Service difficulty report · Intercostal · Boeing 7377H4

Difficulty date: November 19, 2022
Submitted: December 19, 2022
Operation: Air carrier
Aircraft: N211WN
Make and model: Boeing 7377H4
Aircraft serial: 34163
Aircraft time: 58,988 hours, 35,116 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Intercostal
Condition: Cracked
Location: Bs 328-344
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

FWD CABIN BETWEEN BS 328 & 344, LBL 45, WL 208.1, INTERCOSTAL WAS CRACKED. REMOVED THE INTERCOSTAL IAW SRM 51-40-02-0G-0. LOCATED AND DRILLED A NEW INTERCOSTAL IAW SRM 51-40-05-0G-0. TREATED AND PRIMED IAW SRM 51-20-01-0G-0. INSTALLED THE NEW INTERCOSTAL IAW SRM 51-40-02-0G-0.

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