Service difficulty report · Floorbeam · Boeing 7377H4

Difficulty date
April 25, 2022
Submitted
May 31, 2022
Operation
Air carrier
Aircraft
N473WN
Make and model
Boeing 7377H4
Aircraft serial
33832
Aircraft time
60,134 hours, 35,574 cycles
Part
Floorbeam
Part number
141A5505
Condition
Corroded
Location
Fwd Galley Floor
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 BS344 AT LBL9 AND WL208.1 AT FWD GALLEY AREA 2022-207215. [05] REPAIRED FLOOR BEAM BTW BS 328 TO BS 360 LBL 11.10 WL208.1 AT FWD GALLEY AREA I.A.W B737-700 SRM 53-10-51-2R-9 REPAIR 9 REPAIR IS CATEGORY: A DOES NOT REQUIRE INSPECTIONS SEE INDIVIDUAL SING OFF BELOW.;[06] REPAIRED FLOOR BEAM BTW BS 328 TO BS 360 LBL 11.10 WL208.1 AT FWD GALLEY AREA I.A.W B737-700 SRM 53-10-51-2R-9 REPAIR 9 REPAIR IS CATEGORY: A DOES NOT REQUIRE INSPECTIONS;

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