What was found
DURING NUT PLATE REMOVAL MAINTENANCE FOUND CORROSION ON BOX BEAM LOWER SURFACE AT STA 1667 TO STA 1672 AND WAS REPLACED.
- Difficulty date
- December 3, 2020
- Submitted
- December 3, 2020
- Operation
- Air carrier
- Aircraft
- N712TW
- Make and model
- Boeing 7572Q8
- Aircraft serial
- 27624
- Aircraft time
- 85,596 hours, 22,689 cycles
- System (JASC)
- 5310 · Fuselage Main, Structure
- Part
- Box Beam
- Condition
- Corroded
- Location
- Fuselage
- 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.