Service difficulty report · Floorbeam · Boeing 7377H4

Difficulty date
April 17, 2024
Submitted
May 30, 2024
Operation
Air carrier
Aircraft
N470WN
Make and model
Boeing 7377H4
Aircraft serial
33860
Aircraft time
66,313 hours, 39,674 cycles
Part
Floorbeam
Part number
UNKNOWN
Condition
Cracked
Location
Bs 540 Bl0-Lbl25
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 ON INTERCOSTAL LOCATED BS 540 BTW BL 0 TO LBL 24.75 WL 208.1 AT PASSENGER CABIN 2024-269924<[01] REPLACED NEW INTERCOSTAL AND FASTENERS LOCATED BS 540 BTW BL 0 TO LBL 24.75 WL 208.1 AT PASSENGER CABIN IAW B737-700 SRM 51-40-02 AND DWG 143A0060 REV:A SHEET:36. SEE INDIVIDUAL SIGNS OFF BELOW.;[02] REPLACED NEW INTERCOSTAL AND FASTENERS LOCATED BS 540 BTW BL 0 TO LBL 24.75 WL 208.1 AT PASSENGER CABIN IAW B737-700 SRM 51-40-02 AND DWG 143A0060 REV:A SHEET:36. SEE INDIVIDUAL SIGNS OFF BELOW.

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