Service difficulty report · Plate · Boeing 7378H4

Difficulty date
June 24, 2023
Submitted
July 26, 2023
Operation
Air carrier
Aircraft
N8541W
Make and model
Boeing 7378H4
Aircraft serial
63599
Aircraft time
19,964 hours, 9,843 cycles
Part
Plate
Part number
UNKNOWN
Condition
Corroded
Location
Zn 100 Fus Lower
Stage of operation
IN
How discovered
9
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 COMPARTMENT FLOOR STRUCTURE RIGHT SIDEPLATE HAS SURFACE CORROSION FROM STA 727I TO 727J RBL 23<[01] REMOVED CORROSION FROM AREA PER SRM 53-00-53-1A-2 (0.037' REMAINING THICKNESS). SIDEPLATE IS OUT OF LIMITS PER SRM 53-00-53-1A-2.;[02] SIDE PLATE IS REPAIRED FROM STA 727G TO STA 767 ON FAULT ID # TTG8Q00LUT3R;[03] RII: SIDE PLATE IS OUT OF LIMITS PER SRM 53-00-53-1A-2. SIDE PLATE IS REPAIRED FROM STA 727G TO STA 767 ON FAULT ID # TTG8Q00LUT3R.

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