What was found
AFT WET AREA FLOOR BEAM 986 HAS CORROSION AT OTBD MOST HOLES, LT AND SIDE. GROUNDED - YES. REPAIRED AFT WET AREA FLOORBEAM IAW SRM 53-70-51-2R-6. W= 1" O= .150 R= .106 L= 1 1/2" D= .044.
- Difficulty date
- July 22, 2026
- Submitted
- August 13, 2026
- Operation
- Air carrier
- Aircraft
- N531AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35199
- Aircraft time
- 49,578 hours, 14,568 cycles
- System (JASC)
- 5315 · Fuselage Main, Floor Beam
- Part
- Floorbeam
- Part number
- 147A55067
- 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.