Service difficulty report · Angle · Boeing 7377H4

Difficulty date
July 10, 2025
Submitted
July 24, 2025
Operation
Air carrier
Aircraft
N963WN
Make and model
Boeing 7377H4
Aircraft serial
36676
Aircraft time
44,502 hours, 27,369 cycles
Part
Angle
Part number
BAC1496377
Condition
Corroded
Location
Zone 100
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 RIGHT Z ANGLE HAS CORROSION AROUND SEVERAL FASTENERS HOLES, BETWEEN BS 727A+17 - 727C+4. REMOVED CORROSION & VERIFIED WITH A 10X POWER MAGNIFYING GLASS IAW SRM 53-00-53-1A-2. EVALUATED REWORKED AREA WITH ORIGINAL THICKNESS 0.040, REMAINING THICKNESS:0.032, MAT LOSS:0.008. MAXIMUM OF 0.10T DEPTH OF THE MATERIAL THAT WAS REMOVED ON ALLOWABLE DAMAGE. OUT OF LIMITS IAW SRM 53-00-53-1A-2. REMOVED AND FABRICATED NEW Z ANGLE. INSTALLED NEW Z ANGLE.

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