Service difficulty report · Floorbeam · Boeing 737824

Difficulty date
April 25, 2026
Submitted
April 28, 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
147A55068
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

AFT WET AREA FLOORBEAM UPPER TEE UPPER SURFACE STA 986.5 WITH CORROSION SPOTS LBL 26 - 44. REF NR 100024966 AT AFT WET AREA FLOORBEAM STA 986.5" FROM LBL 50" TO RBL 50". ACCOMPLISHED REPAIR OF THE UPPER TEE SECTION OF THE FLOORBEAM STA 986.5" FROM LBL 50" TO RBL 50" IAW SRM 53-70-51-2R-4, ESR ESR 4-15092- WI-P2. & COMPLIANCE WITH THE REQUIREMENTS OF ECRA _ 5370-01231.