SDR SWAA2020121429498

Service difficulty report · Crease Beam · Boeing 7377H4

Difficulty date: November 10, 2020
Submitted: December 14, 2020
Operation: Air carrier
Aircraft: N432WN
Make and model: Boeing 7377H4
Aircraft serial: 33715
Aircraft time: 60,767 hours, 36,021 cycles
System (JASC): 5310 · Fuselage Main, Structure
Part: Crease Beam
Part number: 144A5901
Condition: Corroded
Location: Rt Fuselage
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

CORROSION, MAIN CABIN FLOOR CREASE BEAM INNER CHORD AT FASTENERS HEAD RBL 55 STA 616 &STA 639, MARKED DOTS 60-023. REMOVED AND INSTALLED NEW CREASE BEAM INNER CHORD AT MAIN CABIN FLOOR BETWEEN STA 626 TO STA 673 RBL 55', REF B737-7 SRM 51-40-0G-0 AND DWG NR 144A5901.

More about the Boeing 737-7H4