What was found
MAIN DECK FLOORBEAM AT BS 1640, LBL 30-LBL 60 HAS CORROSION ON LOWER SKIN UNDER NUTCLIP HOLES. FOUND TO BE OUT OF LIMITS IAW SRM 53-00-51, FIG 101, DETAIL VI. R & R FLOORBEAM BS 1640 IAW SRM 51-40-02 AND DWG 146N5089. MAJOR REPAIR.
- Difficulty date
- March 6, 2013
- Submitted
- March 7, 2013
- Operation
- Air carrier
- Aircraft
- N970FD
- Make and model
- Boeing 75728A
- Aircraft serial
- 28166
- Aircraft time
- 61,321 hours, 19,363 cycles
- System (JASC)
- 5315 · Fuselage Main, Floor Beam
- Part
- Floorbeam
- Part number
- BAC1518338
- Condition
- Corroded
- Location
- Bs 1640
- 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.