Service difficulty report · Floorbeam · Boeing 7377CT

Difficulty date
November 2, 2020
Submitted
November 30, 2020
Operation
Air carrier
Aircraft
N569WN
Make and model
Boeing 7377CT
Aircraft serial
33656
Aircraft time
60,893 hours, 31,093 cycles
Part
Floorbeam
Part number
147A5730
Condition
Corroded
Location
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

CORROSION ON FLOOR BEAM AT BS 986.5 RBL 44 WL 208.1. REMOVED CORROSION ON FLOOR BEAM AT BS 986.5 RBL 44 WL 208.1. BLEND MEASURES .4' X .6' X .030' DEEP, FOUND TO BE OUT OF LIMITS. REMOVED DAMAGED SECTION: -1 T-CHORD AND INSTALLED NEW -1 T-CHORD, PER SRM 51-40-02 AND AS SHOWN IN EA 1-753-34127 AND DWG 147A5730 SH5.

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