Service difficulty report · Attach Angle · Boeing 7378H4

Difficulty date
March 6, 2026
Submitted
April 7, 2026
Operation
Air carrier
Aircraft
N8533S
Make and model
Boeing 7378H4
Aircraft serial
63577
Aircraft time
28,616 hours, 14,599 cycles
Part
Attach Angle
Condition
Cracked
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

BS 663 VAPOR BARRIER ATTACH ANGLE HAS A CRACK AT RBL 9'. HFEC ROTARY HOLE INSPECTION COMPLETED FOR FASTENER HOLES COMMON TO FUEL TANK IAW NDT 51-00-00, PART 6, PROCEDURE 16. NO DEFECTS NOTED. LOCATED AND MATCH DRILLED NEW RT SIDE ANGLE IAW SRM 51-40-06. INSTALLED NEW ATTACH ANGLE FASTENERS COMMON TO FUEL TANK PER SRM 51-40-02.. ;

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