Service difficulty report · None · Boeing 737*

Difficulty date
January 9, 2022
Submitted
February 11, 2022
Operation
Air carrier
Aircraft
N453WN
Make and model
Boeing 737*
Aircraft serial
29847
Aircraft time
58,760 hours, 34,591 cycles
Part
None
Condition
Corroded
Location
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 BEAM UPPER CHORD BS 986;5 RBL 38 AND RBL 43 WL 208.1 AT AFT GALLEY AREA ; 2022-11319 / [01] UT TOOL USED: PN : 45MG; SN: 130061901. DUE DATE: 11-MAY-22<BR>ET TOOL USED: PN: NORTEC 600D; SN: 210138503. DUE DATE: 05-MAR-22; [02] TOOL USED EDDY CURRENT INSTRUMENT P/N NORTEC500D S/N N500X12101V022235 DUE DATE 03-JUN-22; [03] REPAIRED FLOOR STRUCTURE BEAM UPPER CHORD BS986.5 RBL 38 AND RBL 43 AND AT AFT GALLEY AREA IAW EA: 22-153-00188 WIP 1 REV 2 AND EA SUMMARY 22-153-00188. SEE INDIVIDUAL SINGOFFS BELOW.; [04] REPAIRED FLOOR STRUCTURE BEAM UPPER CHORD BS986.5 RBL 38 AND RBL 43 WL 208.1 AND AT AFT GALLEY AREA IAW EA: 22-153-00188 WIP 1 REV 2 AND EA 22-153-00188. SEE INDIVIDUAL SINGOFFS BELOW.<BR>RII