SDR SWAA2023032004041

Service difficulty report · Intercostal · Boeing 7377H4

Difficulty date: February 16, 2023
Submitted: March 20, 2023
Operation: Air carrier
Aircraft: N278WN
Make and model: Boeing 7377H4
Aircraft serial: 36441
Aircraft time: 52,434 hours, 31,459 cycles
System (JASC): 5310 · Fuselage Main, Structure
Part: Intercostal
Condition: Cracked
Location: Zn 200 Fus Top
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

CRACK WEB -INTERCOSTAL BTW BS 280 TO BS 294.5 RBL 5 WL 208 AT FWD GALLEY AREA 2023-127563<[01] REPLACED WEB -INTERCOSTAL BTW BS 280 TO BS 294.5 RBL 5 WL 208 AT FWD GALLEY AREA IAW B737-700 SRM 51-40-02 AND DWG 141A5400 SHEET:20 REV:-SEE INDIVIDUAL SIGN-OFF BELOW;[02] REPLACED WEB -INTERCOSTAL BTW BS 280 TO BS 294.5 RBL 5 WL 208 AT FWD GALLEY AREA IAW B737-700 SRM 51-40-02 AND DWG 141A5400 SHEET:20 REV:- RII; SEE INDIVIDUAL SIGN-OFF BELOW

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