Service difficulty report · Angle · Boeing 7378H4

Difficulty date
March 16, 2023
Submitted
April 19, 2023
Operation
Air carrier
Aircraft
N8530W
Make and model
Boeing 7378H4
Aircraft serial
63592
Aircraft time
19,862 hours, 9,651 cycles
Part
Angle
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 R/H TRANSITION ANGLE STA 867+6 ON SMALL TRANSITION ANGLE HA CORROSION.<[01] REMOVED AFT CARGO R/H TRANSITION ANGLE STA 867 + 6 TO FOM;[02] REMOVED DAMAGE. MATERIAL REMOVED IS .006IN. REMAINING MATERIAL IS .044IN. ORIGINAL THICKNESS OF .050IN. FOUND TO BE OUT OF LIMITS PER SRM 53-00-53-1A-2.;[03] REMOVED AND REPLACED AFT CARGO R/H TRANSITION ANGLE BETWEEN STA. 867 TO STA. 887 PER SRM 51-40-02.;[04] C/W REMOVED AND REPLACED AFT CARGO R/H TRANSITION ANGLE BETWEEN STA. 867 TO STA. 887 PER SRM 51-40-02.

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