What was found
CORROSION FOUND ON THE UPPER CAP OF MAIN DECK FLOORBEAM AT BS 480, LBL 100. REPAIRED IAW EO B747-5310-69999-A.
- Difficulty date
- August 7, 2018
- Submitted
- September 26, 2018
- Operation
- Air carrier
- Aircraft
- N583UP
- Make and model
- Boeing 7474R7F
- Aircraft serial
- 25867
- Aircraft time
- 116,253 hours, 19,596 cycles
- System (JASC)
- 5315 · Fuselage Main, Floor Beam
- Part
- Floorbeam
- Part number
- 141U53609
- Condition
- Corroded
- Location
- Bs 480
- 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.