What was found
FWD WAR AREA AT STA 312 LBL 12 FLOORBEAM HAS CORROSION ON UPPER SURFACE. FOUND CORROSION AT FLOORBEAM OUT OF LIMITS PER ECRA 5321-01330. ACCOMPLISHED PERMANENT REPAIR AT FLOORBEAM UPPER CHORD PER ECRA 5321-01966.
- Difficulty date
- September 20, 2018
- Submitted
- September 24, 2018
- Operation
- Air carrier
- Aircraft
- N37422
- Make and model
- Boeing 737924ER
- Aircraft serial
- 31620
- Aircraft time
- 35,097 hours, 12,059 cycles
- System (JASC)
- 5315 · Fuselage Main, Floor Beam
- Part
- Floorbeam
- Part number
- 141A550322
- Condition
- Corroded
- Location
- Fuselage
- 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.