What was found
BS 1020 LBL 25 FLOORBEAM UPPER SURFACE FOUND CORROSION. CORROSION BLEND OUT 0.041" BY 2" BY 2". FLOORBEAM REPLACED AND INSTALLED AS PER SRM 51-10-01 PG 9 AND 51-30-02 REFER NRC 6539 FOR WORKING DETAIL.
- Difficulty date
- August 16, 2006
- Submitted
- September 27, 2006
- Operation
- Air carrier
- Aircraft
- N682UP
- Make and model
- Boeing 747121
- Aircraft serial
- 20349
- Aircraft time
- 104,700 hours, 26,436 cycles
- System (JASC)
- 5315 · Fuselage Main, Floor Beam
- Part
- Floorbeam
- Part number
- 69B14272Y5
- Condition
- Corroded
- Location
- Bs 1020
- 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.