SDR SCNA20250210047

Service difficulty report · Floorbeam · Boeing 7378BK

Difficulty date: January 13, 2025
Submitted: February 10, 2025
Operation: Air carrier
Aircraft: N808SY
Make and model: Boeing 7378BK
Aircraft serial: 33021
Aircraft time: 66,402 hours, 21,714 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Condition: Corroded
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

WORK ORDER N808SY/2772/B737/H CHECK: - - INITIAL INSPECTION: CORROSION ON PREVIOUS REPAIR OF FLOOR STRUCTURE BEAM, STA= 986.5, STA= 986.5 BTW LBL 32 AND RBL 45 (W2). - - RESOLUTION: FLOOR STRUCTURE BEAM, STA=986.5 BTW LBL 50 AND RBL 50 WAS REPAIRED PER B737-800 SRM 53-70-51-2R-4 REPAIR 4.

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