Service difficulty report · Floorbeam · Boeing 7377H4

Difficulty date
May 20, 2023
Submitted
June 20, 2023
Operation
Air carrier
Aircraft
N223WN
Make and model
Boeing 7377H4
Aircraft serial
32492
Aircraft time
58,632 hours, 35,032 cycles
Part
Floorbeam
Part number
UNKNOWN
Condition
Corroded
Location
Zn 100 Fus Lower
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 BEAM LOCATED BS328 AT RBL43 AND WL208.1 AT FWD GALLEY AREA 2023-334387<[01] EQUIPMENT P/N PHASEC 3D; S/N 587435/07; DUE DATE: 15-FEB-24 WAS USED.;[02] REPAIRED FLOOR BEAM LOCATED BS328 BTW RBL0 TO RBL 60 AND WL208.1 AT FWD GALLEY AREA IAW B737-700 SRM 53-10-51-2R-7 REPAIR 7. SEE INDIVIDUAL SING-OFFS BELOW.;[03] REPAIRED FLOOR BEAM LOCATED BS328 BTW RBL0 TO RBL 60 AND WL208.1 AT FWD GALLEY AREA IAW B737-700 SRM 53-10-51-2R-7 REPAIR 7. SEE INDIVIDUAL SING-OFFS BELOW. AS RII

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