What was found
SURFACE CORROSION ON MAIN CABIN FLOOR SUPPORT UPPER SURFACE BETWEEN BS 1661 - 1680, BL 0. BLENDED CORROSION, FOUND TO BE OUT OF LIMITS IAW SRM 53-60-51, FIG 101. REMOVED AND REPLACED FLOOR SUPPORT IAW DWG PL146N5230, AND SRM 51-40-28.
- Difficulty date
- February 8, 2018
- Submitted
- February 9, 2018
- Operation
- Air carrier
- Aircraft
- N598UA
- Make and model
- Boeing 757222
- Aircraft serial
- 28751
- Aircraft time
- 71,018 hours, 18,621 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Floor Support
- Part number
- 146N56511
- Condition
- Corroded
- Location
- Bs 1661-1680
- 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.