Service difficulty report · Structure · Boeing 7378H4

Difficulty date
September 29, 2020
Submitted
October 14, 2020
Operation
Air carrier
Aircraft
N8644C
Make and model
Boeing 7378H4
Aircraft serial
35973
Aircraft time
20,442 hours, 9,111 cycles
Part
Structure
Part number
CHORD
Condition
Cracked
Location
Bs 663
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

CENTER WING BOX STA 663 LOWER CHORD FWD SIDE IS CRACKED AT RBL 7' / CENTER WING BOX STA 663 LOWER CHORD FWD SIDE AT RBL 7; CUTOUT DAMAGED ANGLE. INSTALLED NEW REPAIR ANGLES; CAP SEALED AND FILLET SEALED REPAIR IAW SRM 57-10-10-2R-5. LEAK CHECKED REPAIR AREA; NO LEAKS NOTED. IAW AMM 28-11-00-210-801

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