Service difficulty report · Floorbeam · Boeing 757200

Difficulty date
April 8, 2022
Submitted
April 11, 2022
Operation
Air carrier
Aircraft
N12125
Make and model
Boeing 757200
Aircraft serial
28967
Aircraft time
86,508 hours, 21,163 cycles
Part
Floorbeam
Part number
141N5114
Condition
Corroded
Location
Sta 365
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

SUPPORT TASK- MAIN CABIN FLOOR BEAM STA 365 RBL65 CORRODED ON UP PER SURFACE, TRANSCRIBED FROM HAECO GSO NRC 9285582 TRANSCRIBED FROM HAECO NR 9285582. REMOVED CORROSION ON BEAM UPPER CHORD RBL-12 TO RBL-65 IAW B757-200 SRM 53-00-51- FLOOR BEAM UPPER SURFACE AT STA 365 RBL-65 ORIGINAL MATERIAL 2R-8 REV - B. CREATED SFR# 1028268. HAECO GSO MECH V901427 .125. MATERIAL REMOVED .018. MATERIAL REMAINING .107 OUT OF INSP QC032. LIMITS IAW B757-200 SRM 53-00-51-1A-1 REPAIRED STA 365 FLOOR

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