Service difficulty report · Floor Support · Boeing 7377BD

Difficulty date
July 26, 2020
Submitted
August 31, 2020
Operation
Air carrier
Aircraft
N7749B
Make and model
Boeing 7377BD
Aircraft serial
36724
Aircraft time
34,744 hours, 17,727 cycles
Part
Floor Support
Part number
141A5400
Condition
Cracked
Location
Bs 312-328
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 BETWEEN BS 312 TO BS 328 AND RBBL 30 FWD GALLEY AND LAV (1 EA) / REPLACED WEB INTERCOSTAL FLOOR STRUCTURE BETWEEN BS3712 TO 328 AND RBL 30 FWD GALLEY AREA IAW SRM B737 51-10-02 AND DWG # 141A5400 REV AG

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