Service difficulty report · Stiffener · Boeing 7378H4

Difficulty date
January 12, 2024
Submitted
February 15, 2024
Operation
Air carrier
Aircraft
N8316H
Make and model
Boeing 7378H4
Aircraft serial
36684
Aircraft time
37,868 hours, 17,710 cycles
Part
Stiffener
Part number
UNKNOWN
Condition
Cracked
Location
Zn 200 Fus Top
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

CRACK STIFFENER FLOOR STRUCTURE LOCATED BS 540 BETWEEN BL0 TO LBL 24.75 AT PASSENGER CABIN 2024-48705<[01] REPLACED NEW STIFFENER FLOOR STRUCTURE LOCATED BS 540 BETWEEN BL0 TO LBL 24.75 AT PASSENGER CABIN IAW B737-800 SRM 51-40-02-0G-0; SRM 51-10-02-0G-0 AND DWG 143A0060 SHEET 64 REV -. SEE INDIVIDUAL SIGN OFF BELOW.;[02] REPLACED NEW STIFFENER FLOOR STRUCTURE LOCATED BS 540 BETWEEN BL0 TO LBL 24.75 AT PASSENGER CABIN IAW B737-800 SRM 51-40-02-0G-0; SRM 51-10-02-0G-0 AND DWG 143A0060 SHEET 64 REV -. SEE INDIVIDUAL SIGN OFF BELOW.

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