Service difficulty report · Pressure Deck · Boeing 7377H4

Difficulty date
September 27, 2023
Submitted
November 1, 2023
Operation
Air carrier
Aircraft
N456WN
Make and model
Boeing 7377H4
Aircraft serial
32463
Aircraft time
63,098 hours, 37,806 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 WEB PRESSURE DECK RBL 40 PLUS 2 INCH BS 663; LENGTH OF CRACK 0.275 INCH APPROX; AT PASSENGER CABIN 2023-614907<[01] TOOL USED ET EQUIPMENT: P/N: NORTEC 600D; S/N: 210138203; CAL DUE DATE: 09-JUN-24;[02] PERFORMED PERMANENT REPAIR ON WEB PRESSURE DECK BTW BS 639 TO BS 685 AND BTW RBL 20 TO RBL 45 AT PASSENGER CABIN IAW B737-700 SRM-53-4051-2R-2 SEE INDIVIDUAL SIGN-OFF BELOW;[03] PERFORMED PERMANENT REPAIR ON WEB PRESSURE DECK BTW BS 639 TO BS 685 AND BTW RBL 20 TO RBL 45 AT PASSENGER CABIN IAW B737-700 SRM-53-4051-2R-2 RII SEE INDIVIDUAL SIGN-OFF BELOW.

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