Service difficulty report · Angle · Boeing 7378H4

Difficulty date
December 21, 2023
Submitted
January 24, 2024
Operation
Air carrier
Aircraft
N8559Q
Make and model
Boeing 7378H4
Aircraft serial
63584
Aircraft time
19,801 hours, 9,988 cycles
Part
Angle
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

SURFACE CORROSION ON TRANSITION ANGLE; R/H SIDE FWD CARGO AT STA. 495-500A.<[01] CLEAN SURFACE CORROSION PER SRM 51-10-02. REWORKED AREA REMAINING THICKNESS IS OUT OF LIMITS PER SRM 53-00-53-1A-2 FIG 103 DETAIL D.;[02] DRILLED NEW TRANSITION ANGLE (SHIELD) R/H STA 495-500A PER SRM 51-40-05.<BR>NEED OK TO INSTALL.;[03] OK TO INSTALL PART.;[04] INSTALLED NEW TRANSITION ANGLE ( SHIELD) FASTENERS PER SRM 51-40-02.;[05] VERIFIED CORRECTIVE ACTION #4

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