Service difficulty report · Floor Support · Boeing 7377H4

Difficulty date
September 23, 2020
Submitted
October 22, 2020
Operation
Air carrier
Aircraft
N431WN
Make and model
Boeing 7377H4
Aircraft serial
29845
Aircraft time
61,876 hours, 36,311 cycles
Part
Floor Support
Part number
141A5400
Condition
Cracked
Location
Bs 344-360
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 WEB INTERCOSTAL FLOOR STRUCTURE LOCATED BS 344 TO BS 360 AT LEVEL LBL11 FWD GALLEY AND LAV. REPLACED WEB-INTERCOSTAL FLOOR STRUCTURE LOCATED BS 344 TO BS 360 AT LEVEL LBL 11 FWD GALLEY AND LAV, IAW B737-700 SRM 51-40-02 AND DWG 141A5400 SHEET 12 REV B.

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