Service difficulty report · Floor Support · Boeing 7377BD

Difficulty date
January 9, 2021
Submitted
February 12, 2021
Operation
Air carrier
Aircraft
N7724A
Make and model
Boeing 7377BD
Aircraft serial
36725
Aircraft time
36,671 hours, 19,328 cycles
Part
Floor Support
Part number
147A8540U8
Condition
Corroded
Location
Fuselage
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

CORROSION FLOOR STRUCTURE INNER CHORD LOCATED BTW BS 967 TO BS 1006 AT LEVEL STR 17R AND RBBL 53 AT AFT GALLEY AREA / REPLACED INNER CHORD P/N 147A8540U8 AT SMR0 LOCATED BETWEEN BS887 TO BS1006 AT LEVEL STR 17R AND RBBL 53 AT AFT GALLEY AREA IAW SRM B737-700 51-10-02 ITEM 9 AND DRAWING #147A8501 REV A

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