SDR SWAA2021122748009

Service difficulty report · Intercostal · Boeing 7377H4

Difficulty date: November 27, 2021
Submitted: December 27, 2021
Operation: Air carrier
Aircraft: N455WN
Make and model: Boeing 7377H4
Aircraft serial: 32462
Aircraft time: 58,698 hours, 34,771 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Intercostal
Condition: Cracked
Location: Cabin
Stage of operation: NR
How discovered: 9
Nature of condition: O
Precautionary procedure: O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

CRACKED CABIN INTERCOSTAL, BS 312-328, RBL 33, WL 208 REMOVED DAMAGED INTERCOSTAL IAW B737 SRM 51-40-02-0G-0. LOCATED AND DRILLED INTERCOSTAL IAW SRM 51-10-05 AND DWG 141A5400. INSTALLED NEW INTERCOSTAL AT FLOOR STRUCTURE BS 312 TO BS 328 RBL 33 WL 208 PER SRM 51-40-02AND DWG 141A5400 REV:-.

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