Service difficulty report · Floor Support · Boeing 7377BD

Difficulty date
June 8, 2020
Submitted
July 15, 2021
Operation
Air carrier
Aircraft
N7704B
Make and model
Boeing 7377BD
Aircraft serial
33918
Aircraft time
53,904 hours, 28,389 cycles
Part
Floor Support
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 *** FOUND FWD CARGO BILGE AFT BULKHEAD LOWER CHORD FLOOR SUPPORT ANGLE STA 500D; S-25L TO S-25R WL. 154.0 / REMOVED OLD AND REPLACED WITH NEW BULKHEAD LOWER CHORD FLOOR SUPPORT AS REQUIRED REF # B737 SRM 51-40-02-0G-0

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