SDR CALA2023071402238

Service difficulty report · Floorbeam · Boeing 737924ER

Difficulty date: July 12, 2023
Submitted: July 14, 2023
Operation: Air carrier
Aircraft: N67827
Make and model: Boeing 737924ER
Aircraft serial: 44581
Aircraft time: 28,735 hours, 10,393 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Part number: 141A550426
Condition: Corroded
Location: Sta 328
Stage of operation: IN
How discovered: O
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

B757-53-3-0711 MAIN CABIN FLOORBEAM UPPER SURFACE HAS CORROSION AT STA 328, FROM RBL 44 - RB; 54 - MARKED REF HAECO GSO NR 9288578 REMOVED CORROSION IN AREA, ORIG MAT .125, REMOVED .025, REMAININ G IS .100, OUT OF LIMITS IAW B737-900 SRM 53-10-51-1A-1. INSTALL ED REPAIR STRAP AND TAPERED FILLER TO AREA IAW B737-900 SRM 53-1 0-51-2R-8. SFR# 1033135. HAECO GSO MECH V899687,INSP QC031