Service difficulty report · Angle · Boeing 7378H4

Difficulty date
July 3, 2023
Submitted
August 4, 2023
Operation
Air carrier
Aircraft
N8544Z
Make and model
Boeing 7378H4
Aircraft serial
36926
Aircraft time
19,891 hours, 9,804 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

AFT CARGO TRANSITION ANGLE LBL 22' STA.727J TO STA.747. HAS AREAS OF CORROSION AROUND FASTENER HOLES.<[01] REMOVED CORROSION AFT CARGO TRANSITION ANGLE LBL 22 STA 727J-747. ORIGINAL THICKNESS IS 0.040?; MATERIAL LOSS IS 0.007?; MAX ALLOWED IS 0.004?; REMAINING THICKNESS IS 0.033?. FOUND TO BE OUT OF LIMITS PER SRM 53-00-53-1A-2;[02] AFT CARGO L/H TRANSITION ANGLE IS BEING REPLACED FROM STA 727+4 - 847 ON TASK CARD TTG8Q00M41M0;[03] CORRECTIVE ACTION #1 AND #2 C/W. REPLACEMENT WAS DONE ON TTG8Q00M41MO.

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