Service difficulty report · Pressure Deck · Boeing 7377H4

Difficulty date
December 14, 2023
Submitted
January 17, 2024
Operation
Air carrier
Aircraft
N457WN
Make and model
Boeing 7377H4
Aircraft serial
33856
Aircraft time
65,535 hours, 39,332 cycles
Part
Pressure Deck
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 INDICATION ON HORIZONTAL PRESSURE DECK RBL 40 STA 663 PASSENGER CABIN. CRACK LENGTH:0.312 INCH. 2023-766552<[01] TOOL USED EDDY CURRENT EQUIPMENT P/N NORTEC 600D; S/N 60009161631 DUE DATE 31/JAN/24;[02] PERFORMED PERMANENT REPAIR LOCATED BTW RBL 38 TO RBL 62 BTW STA 663 TO STA 685 AT PASSENGER CABIN IAW B737-700 SRM 53-40-51-2R-2 REPAIR 2; THIS REPAIR IS CATEGORY A NOT REQUIRED FURTHER ACTION OR INSPECTIONS. SEE INDIVIDUAL SIGN OFF BELOW.;[03] PERFORMED PERMANENT REPAIR LOCATED BTW RBL 38 TO RBL 62 BTW STA 663 TO STA 685 AT PASSENGER CABIN IAW B737-700 SRM 53-40-51-2R-2 REPAIR 2; THIS REPAIR IS CATEGORY A NOT REQUIRED FURTHER ACTION OR INSPECTIONS. SEE INDIVIDUAL SIGN OFF BELOW.<BR>RII

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