SDR SWAA2025110519255

Service difficulty report · Floorbeam · Boeing 7378H4

Difficulty date: September 29, 2025
Submitted: November 5, 2025
Operation: Air carrier
Aircraft: N8620H
Make and model: Boeing 7378H4
Aircraft serial: 42526
Aircraft time: 39,975 hours, 19,262 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Condition: Cracked
Location: Zone 200
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 FLOORBEAM LOCATED BS 540 BTW BL 0 TO RBL 24.75 WL 208.1 AT PASSENGER CABIN. REPLACED THE FLOORBEAM BS 540 BTW BL 0 TO RBL 24.75 WL 208.1 AT PASSENGER CABIN IAW SRM 51-10-02, ITEM 9, SRM 51-40-02-0G, AND DWG 143A0060, SHEET 64, REV-.

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