Service difficulty report · Floor Support · Boeing 7572Y0

Difficulty date
February 27, 2021
Submitted
March 5, 2021
Operation
Air carrier
Aircraft
N973FD
Make and model
Boeing 7572Y0
Aircraft serial
26151
Aircraft time
52,360 hours, 23,692 cycles
Part
Floor Support
Part number
143N54103
Condition
Corroded
Location
Main Cabin
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

MAIN CABIN FLOOR SUPPORT ANGLE HAS AREAS OF CORROSION ON UPPER SURFACE BS 700 TO BS 720 LBL 62.5 EVALUATED CORROSION AT MAIN CABIN FLOOR SUPPORT ANGLE BS 700 TO BS 720 LBL 62.5 FOUND 100% MAT LOSS IAW B 757 SRM 51-10-02-OG. REMOVED,LOCATED,DRILLED AND INSTALLED NEW FLOOR SUPPORT ANGLE IAW B 757 SRM 51-40-02-OG AND 51-40-05-OG.

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