Service difficulty report · Floorbeam · Boeing 737724

Difficulty date
December 5, 2025
Submitted
December 9, 2025
Operation
Air carrier
Aircraft
N27734
Make and model
Boeing 737724
Aircraft serial
28949
Aircraft time
81,402 hours, 28,609 cycles
Part
Floorbeam
Part number
147A5506
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 FLOORBEAM BS 986.5 AROUND FASTENER HOLES BETWEEN RBL 4 AND 44. ACCOMPLISHED REPAIR IAW SRM 53-70-51-2R-4, AND SRM 51-40-02-0G-0.