What was found
DURING INSPECTION MAINTENANCE FOUND CORROSION LEVEL 2 ON FLOOR STRINGERS ON STA.620-640 AND LBL 2.90 AND RBL 7.55 IS 0.071. STRINGERS REPAIRED PER SRM (LP 1720498)
- Difficulty date
- February 2, 2021
- Submitted
- February 3, 2021
- Operation
- Air carrier
- Aircraft
- N593NW
- Make and model
- Boeing 757351
- Aircraft serial
- 32993
- Aircraft time
- 61,697 hours, 20,136 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Floor Support
- Condition
- Corroded
- Location
- Cabin
- 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.