Service difficulty report · Floor Support · Boeing 7377BD

Difficulty date
July 27, 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
Condition
Corroded
Location
Bs 947-986
Stage of operation
IN
How discovered
V
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

CORROSION FLOOR STRUCTURE INNER CHORD BETWEEN BS 947.5 TO BS 986.5 AT LEVEL STR 17R AT AFT GALLEY AREA (1 EA) AND WL 208.1 / REPLACED INNER CHORD LOC BETWEEN BS947.5 TO BS 986.5 AT LEVER STR17R AT AFT GALLEY AREA(1EA) AND WL 208.1 IAW SRM B737-700 51-10-02 ITEM 9 51-40-02 DWG-147A8501 REV B AND DWG 147A0060 REV A

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