Service difficulty report · None · Boeing 737*

Difficulty date
February 1, 2022
Submitted
March 10, 2022
Operation
Air carrier
Aircraft
N458WN
Make and model
Boeing 737*
Aircraft serial
33857
Aircraft time
60,475 hours, 35,929 cycles
Part
None
Condition
Corroded
Location
Aft Fuselage
Stage of operation
UK
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 BS 967 TO BS 986.5 RBL 54 AND WL 208.1 AFT GALLEY AND LAV 2022-55522 / [01] REPLACED FLOOR STRUCTURE INNER CHORD LOCATED BS 887 TO BS 1006 RBL 54 AND WL 208.1 AFT GALLEY AND LAV IAW B737-700 SRM 51-10-02 ITEM 9 AND B737-700 SRM 51-40-02 AND DRAWING 147A8501 SHEET 17 REV- SEE INDIVIDUAL SING-OFF BELOW;[02] REPLACED FLOOR STRUCTURE INNER CHORD LOCATED BS 887 TO BS 1006 RBL 54 AND WL 208.1 AFT GALLEY AND LAV IAW B737-700 SRM 51-10-02 ITEM 9 AND B737-700 SRM 51-40-02 AND DRAWING 147A8501 SHEET 17 REV- SEE INDIVIDUAL SING-OFF BELOW<BR><BR>RII ACCOMPLISHED