Service difficulty report · Floorbeam · Boeing 7377H4

Difficulty date
July 26, 2021
Submitted
September 15, 2021
Operation
Air carrier
Aircraft
N446WN
Make and model
Boeing 7377H4
Aircraft serial
29842
Aircraft time
58,476 hours, 34,391 cycles
Part
Floorbeam
Condition
Corroded
Location
Bs 986
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 (BEAM) LOCATED BS 986.5; LBL 41 AND WL208.1 AFT GALLEY AND LAV ; 2021-342018 / [01] TOOL USED; PN: 25DLPLUS; SN: 071504410; DUE DATE: 20-NOV-21.; [02] TOOL USED: EDDY CURRENT EQUIPMENT PN: NORTEC 500D; SN:N500X12101V022236; DUE DATE: JUN-02-2022; [03] PERFORMED REPAIR ON FLOOR STRUCTURE (BEAM) LOCATED BS 986.5; LBL 41 AND WL208.1 AFT GALLEY AND LAV IAW B737-700 SRM 53-70-51-2R-6 REPAIR 6 ALTERNATIVE 1; [04] PERFORMED REPAIR ON FLOOR STRUCTURE (BEAM) LOCATED BS 986.5; LBL 41 AND WL208.1 AFT GALLEY AND LAV IAW B737-700 SRM 53-70-51-2R-6 REPAIR 6 ALTERNATIVE 1

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