What was found
SPOT OF CORROSION LOCATED AT L2 DOOR LOWER SILL WEBB UPPER SURFACE LOCATED AT LBL 47 APPROX. STA. 987. AREA CIRCLED IN RED. GROUNDED - YES. REMOVED AND REPLACED L/H INNER CHORD IAW BOEING DWG, 147A8501 REV B REMOVED DOT AND RED MARKS.
- Difficulty date
- May 3, 2021
- Submitted
- June 1, 2021
- Operation
- Air carrier
- Aircraft
- N553AS
- Make and model
- Boeing 737890
- Aircraft serial
- 34594
- Aircraft time
- 51,729 hours, 17,804 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Door Sill
- Part number
- 147A85407
- Condition
- Corroded
- Location
- Bs 907-1000
- 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.