What was found
DURING INITIAL INSPECTION MAINTENANCE FOUND CORROSION LEVEL 2 ON TWO INTERCOSTALS FROM STA 1400 TO 1420 BETWEEN ST 28L-28R AT CARGO COMPARTMENT (C2). INTERCOSTALS REPAIRED, PER SRM.
- Difficulty date
- November 16, 2020
- Submitted
- November 17, 2020
- Operation
- Air carrier
- Aircraft
- N590NW
- Make and model
- Boeing 757351
- Aircraft serial
- 32990
- Aircraft time
- 61,838 hours, 20,032 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Intercostal
- Condition
- Corroded
- Location
- Cargo Bay
- 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.