What was found
BULK CARGO CEILING AREA AT STA. 1681 HAS 3EA CORRODED NUTPLATES (FWD AND AFT SIDES OF FLOOR BEAM). 83-011 ATA 53-10. INSTALLED NUTPLATE ASSY 3EA P/N146N5693-5 PER DWG 146N5693/SAMPLE PARTS, IAW B757-200PF SRM 51-40-02-OG-0.
- Difficulty date
- October 21, 2025
- Submitted
- November 26, 2025
- Operation
- Air carrier
- Aircraft
- N409UP
- Make and model
- Boeing 75724APF
- Aircraft serial
- 23731
- Aircraft time
- 39,135 hours, 26,153 cycles
- System (JASC)
- 5340 · Fuselage Main, Attach Fittings
- Part
- Nut Plate
- Condition
- Corroded
- Location
- Zone 100
- 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.