SDR SWAA2025090395118

Service difficulty report · Stub Frame · Boeing 7377H4

Difficulty date: July 24, 2025
Submitted: September 3, 2025
Operation: Air carrier
Aircraft: N299WN
Make and model: Boeing 7377H4
Aircraft serial: 36614
Aircraft time: 58,053 hours, 35,128 cycles
System (JASC): 5311 · Fuselage Main, Frame
Part: Stub Frame
Condition: Cracked
Location: Zone 100
Stage of operation: IN
How discovered: V
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 INDICATIONS(2EA) ON STUB FRAME LOCATED BETWEEN BS 294.5 TO BS 296.5 AND BETWEEN S-8R TO S-9R AT FWD GALLEY DOOR AREA CRACK LENGTHS 1.00 IN. AND 1.187 IN. APROX.AT PASSENGER CABIN. REPLACED STUB FRAME LOCATED BETWEEN BS 294.5 TO BS296.5 AND BETWEEN S-7R TO S-10R AT FWD GALLEY DOOR AREA IAW SRM 51-10-02, SRM 51-40-02, DWG 141A8370, SHEET 9, REV D.

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