Service difficulty report · Floorbeam · Boeing 737824

Difficulty date
April 22, 2026
Submitted
April 24, 2026
Operation
Air carrier
Aircraft
N73270
Make and model
Boeing 737824
Aircraft serial
31632
Aircraft time
75,425 hours, 26,578 cycles
Part
Floorbeam
Part number
147A55048
Condition
Corroded
Location
Zone 200
Stage of operation
IN
How discovered
V
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 - AFT WET AREA FLOOR BEAM STA 947.5 UPPER T CHORD UPPER SURFACE WITH CORROSION AT RBL 50. AFT WET AREA FLOOR BEAM AT STA 947.5 RBL 50, ACCOMPLISHED REPAIR AT FLOOR BEAM AT STA 947.5 RBL 50 IN REF TO B737-800 SRM-53-70-51-2R-5, SRM 51-40-02-0G-0 & DWG 147A5650, NO DIP REQUIRED.