Service difficulty report · Floorbeam · Boeing 737900ER

Difficulty date
May 7, 2023
Submitted
May 8, 2023
Operation
Air carrier
Aircraft
N69819
Make and model
Boeing 737900ER
Aircraft serial
43533
Aircraft time
28,897 hours, 10,523 cycles
Part
Floorbeam
Part number
147A550423
Condition
Corroded
Location
Sta947.5/Rbl50
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

AFT WET AREA LAV FLOOR SUPPORT BEAM CORR. @ RBL-50 STA 947.5 (REF AAR NR 9193679) AT AFT WET AREA RBL-50 STA 947.5 FOUND CORROSION OUT OF LIMITS PER SRM 53-70-51-1A-1. REPAIR AREA DAMAGE AT UPPER CHORD OF FLOOR BEAM STA 947.5 IAW REFERENCE SRM 53-70-51-2R-5 REPAIR 5 ACCOMPLISHED BY V894498.

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