What was found
CORROSION FOUND ON THE FLOORBEAM IN THE AFT CARGO BAY FWD UPPER SIDE BS 1580, LBL 75 - 98. REPAIRED THE FLOORBEAM IAW SRM 53-00-51, REPAIR 3, REV 79, AND DWG 65B38079, SHEET 9, REV.
- Difficulty date
- April 13, 2017
- Submitted
- April 14, 2017
- Operation
- Air carrier
- Aircraft
- N409MC
- Make and model
- Boeing 74747UF
- Aircraft serial
- 30558
- Aircraft time
- 71,080 hours, 10,922 cycles
- System (JASC)
- 5315 · Fuselage Main, Floor Beam
- Part
- Floorbeam
- Condition
- Corroded
- Location
- Bs 1580
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.