What was found
FTG ATT FLR SUPPORT PLATE AT BS 1780 LBL 55-70 FOUND CORROISON. CORROSION BLEND OUT 0.029" BY 1" BY 1" EXCEED SRM LIMIT. TIE DOWN FTG AND SUPPORT PLATE REPLACED AS PER MM 53-42-00. PART NUMBER : 69B62271-3 / 69B62265-1 / 69B62271-1.
- Difficulty date
- March 10, 2006
- Submitted
- April 3, 2006
- Operation
- Air carrier
- Aircraft
- N681UP
- Make and model
- Boeing 747121
- Aircraft serial
- 19661
- Aircraft time
- 106,939 hours, 27,146 cycles
- System (JASC)
- 5315 · Fuselage Main, Floor Beam
- Part
- Floorbeam
- Part number
- 69B622713
- Condition
- Corroded
- Location
- Bs 1780
- 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.