What was found
AIRCRAFT IN BASE MAINTENANCE: CORRODED AREA ON LOWER SILL AT FR68 STR 23R L: 7.063 INCHES, W: 1.963 INCHES, D: 0.063 INCHES. PERFORMED PERMANENT REPAIR ON LOWER SILL AT FR68 STR 23R PER SRM 53-41-14-300-001.
- Difficulty date
- March 14, 2021
- Submitted
- March 22, 2021
- Operation
- Air carrier
- Aircraft
- N135NN
- Make and model
- Airbus A321231
- Aircraft serial
- 6520
- Aircraft time
- 18,961 hours, 6,499 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Support
- Part number
- D5348004320700
- Condition
- Corroded
- Location
- Frame 68 S23r
- 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.