SDR SWAA2026070611072

Service difficulty report · Strap · Boeing 7377H4

Difficulty date: June 10, 2026
Submitted: July 6, 2026
Operation: Air carrier
Aircraft: N480WN
Make and model: Boeing 7377H4
Aircraft serial: 33998
Aircraft time: 72,332 hours, 43,302 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Strap
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 INDICATION FOUND IN OPEN FASTENER HOLE FWD MIDDLE AT STUB BEAM STRAPS BS 616, LBL 45.57. CRACK DIRECTION 3 OCLOCK LOOKING FWD FROM OTBD FACE. REPLACED STRAPS (2EA) AT STUB BEAM AREA, BS 616 LBL 45.57 FROM OTBD FACE IAW SRM 51-10-02, ITEM 9, DWG 144A1704, SHEET 37, REV A, DWG 110A0170, SHEET 33, REV-, DWG 112A3301, SHEET 16, REV-.

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