What was found
MAIN CABIN FLOOR BOX BEAM HAS CORROSION BETWEEN STA 324/345 RBL 42. REMOVED AND REPLACED MAIN CABIN FLOOR BOX BEAM P/N 141N5161U40 IAW SRM 51-40-02 PARA 4/7 AND DWG 141N5160 AT STA 324/345 RBL 42.
- Difficulty date
- May 1, 2018
- Submitted
- May 17, 2018
- Operation
- Air carrier
- Aircraft
- N544US
- Make and model
- Boeing 757251
- Aircraft serial
- 26491
- Aircraft time
- 69,549 hours, 22,281 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Box Beam
- Condition
- Corroded
- Location
- Fuselage
- 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.