What was found
CORROSION DAMAGE FOUND DURING PERFORMING INSPECTION PER SB 747-53A28.78 ON INNER SURFACE OF FUSELAGE SKIN(<P>ACCOMPLISHED EI NO. T2021A53M-1437 REV.3</P><P>COND CK NORMAL.</P>)
- Difficulty date
- May 29, 2021
- Submitted
- June 2, 2021
- Operation
- Air carrier
- Aircraft
- N493MC
- Make and model
- Boeing 74747UF
- Aircraft serial
- 29254
- Aircraft time
- 92,184 hours, 14,942 cycles
- System (JASC)
- 5330 · Fuselage Main, Plate/Skin
- Part
- Skin
- Condition
- Corroded
- Location
- Bs1000-1741 S19r
- 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.