Service difficulty report · Support Plate · Boeing 7377H4

Difficulty date
October 21, 2020
Submitted
February 11, 2021
Operation
Air carrier
Aircraft
N727SW
Make and model
Boeing 7377H4
Aircraft serial
27859
Aircraft time
73,855 hours, 43,794 cycles
Part
Support Plate
Part number
146A7500
Condition
Corroded
Location
Aft Cargo
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

AFT CARGO BAY R/H FLOOR TO SIDEWALL SUPPORT PLATE HAS AREAS OF CORROSION AROUND NUT PLATE HOLES BS727 TO BS767 RBL23 WL156 / EVALUATED CORROSION ON ACB FLOOR TO SIDEWALL SUPPORT. REMOVED 0.015'; FROM ORIG .040'; FOUND TO BE OUT OF LIMITS; IAW SRM 53-00-53-1A-2. LOCATED; PRIMED AND INSTALLED NEW ACB RH FLOOR TO SIDEWALL SUPPORT; BS727-767; IAW SRM 51-40-05-0G-0; SRM 51-40-02-0G-0; DWG 146A7500.

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