Service difficulty report · Floorbeam · Boeing 7377H4

Difficulty date
April 3, 2021
Submitted
April 26, 2021
Operation
Air carrier
Aircraft
N221WN
Make and model
Boeing 7377H4
Aircraft serial
34259
Aircraft time
53,548 hours, 31,478 cycles
Part
Floorbeam
Condition
Cracked
Location
Cabin
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 INTERCOSTAL. WEB FLOOR STRUCTURE LOCATED BS 540 AT LBL 24.5 TO RBL 24.5 AT PASSENGER CABIN (2 EA). REPLACED INTERCOSTAL WEB FLOOR STRUCTURE LOCATED BS540 AT LBL 24.5 TO RBL 24.5 PASSENGER CABIN (2EA) IAW SRM B737700 514002 AND 511002 ITEM 9

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