Service difficulty report · Floorbeam · Boeing 73771B

Difficulty date
November 21, 2023
Submitted
December 12, 2023
Operation
Air carrier
Aircraft
N7849A
Make and model
Boeing 73771B
Aircraft serial
29367
Aircraft time
50,414 hours, 32,679 cycles
Part
Floorbeam
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

AAI REPORT PASSENGER CABIN FLOOR STRUCTURE SUPPORT HAS CRACK AT STA 540 BL0 TO LBL 24.75 2023-694321<[01] REPLACED NEW CABIN FLOOR STRUCTURE SUPPORT AT STA 540 BL0 TO LBL 24.75 IAW B737-700 SRM 51-10-02 Ï¿½TEM 9 AND DWG 143A0060 SHEET 46 REV. -;[02] CORRECTED STEP 1 <BR>REPLACED NEW CABIN FLOOR STRUCTURE SUPPORT AT STA 540 BL0 TO LBL 24.75 IAW B737-700 SRM 51-10-02 Ï¿½TEM 9 AND DWG 143A0060 SHEET 46 REV. - SEE INDIVIDUAL SING OFF BELOW;[03] CERTIFIED WORK PERFORMED. <BR>SEE INDIVIDUAL SIGN OFF BELOW.

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