Service difficulty report · Floorbeam · Boeing 7377H4

Difficulty date
March 9, 2024
Submitted
April 11, 2024
Operation
Air carrier
Aircraft
N458WN
Make and model
Boeing 7377H4
Aircraft serial
33857
Aircraft time
66,677 hours, 39,916 cycles
Part
Floorbeam
Part number
UNKNOWN
Condition
Cracked
Location
Bs 540 Bl0-Rbl25
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 BS540 BETWEEN BL 0 TO RBL 24.75 CENTER SECTION 2024-180645<[01] REPLACED STIFFENER FLOOR STRUCTURE LOCATED BS540 BETWEEN BL 0 TO RBL 24.75 CENTER SECTION IAW B737-700 SRM 51-10-02 ITEM 9 AND DWG 143A0060 SHEET:36 REV: A SEE INDIVIDUAL SIGNOFFS BELOW;[02] CERTIFIED STEP 1 COMPLETED

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