Service difficulty report · Attach Angle · Boeing 7378H4

Difficulty date
December 18, 2022
Submitted
January 19, 2023
Operation
Air carrier
Aircraft
N8522P
Make and model
Boeing 7378H4
Aircraft serial
36922
Aircraft time
20,005 hours, 9,591 cycles
Part
Attach Angle
Condition
Corroded
Location
Bs 500i L-Rbl 25
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

FWD CARGO AFT BULKHEAD LOWER ATTACH ANGLE HAS CORROSION AT BS 500I, LBL25-RBL25. LOCATED, DRILLED, AND COUNTERSUNK NEW ATTACH ANGLE IAW SRM 51-40-02. INSTALLED NEW ATTACH ANGLE IAW SRM 51-40-02. REMOVED CORROSION IAW SRM 51-10-02. MAX MATERIAL REMOVED .022. DAMAGE REMOVAL IS OUT OF LIMITS IAW SRM 53-30-08-1A-1. REMOVED DAMAGED ATTACH ANGLE FOR REPLACEMENT IAW SRM 51-40-02. LOCATED, DRILLED, COUNTERSUNK, AND INSTALLED NEW ATTACH ANGLE IAW SRM 51-40-02.

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