Service difficulty report · None · Boeing 7378H4

Difficulty date
August 21, 2022
Submitted
September 8, 2022
Operation
Air carrier
Aircraft
N8646B
Make and model
Boeing 7378H4
Aircraft serial
36935
Aircraft time
27,640 hours, 12,745 cycles
Part
None
Condition
Cracked
Location
Fuselage
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

INTERCOSTAL BELOW LH TRANSITION ANGLE LBL 25 BETWEEN 500 H-I DAMAGED WITH FWD AND AFT FRAME CLIPS CRACKED / [01] REMOVED INTERCOSTAL BETWEEN FRAME STA 500H AND 500I AT LBL 25 UNDER TRANSITION ANGLE PER SRM 51-40-02;[02] REMOVED CRACKED INTERCOSTAL FRAME CLIPS AT LBL 25 BELOW TRANSITION ANGLE FWD AND AFT OF STA 500H PER SRM 51-40-02;[03] INSTALLED INTERCOSTAL BETWEEN FRAME STA 500H AND 500I AT LBL 25 UNDER TRANSITION ANGLE PER SRM 51-40-02. REMOVED AND REPLACED CRACKED INTERCOSTAL FRAME CLIPS AT LBL 25 BELOW TRANSITION ANGLE FWD AND AFT OF STA 500H PER SRM 51-40-02;[04] INSPECTION C/W.

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