What was found
APU SURROUND ANGLE AT BS 1787 TO 1825 AT S-6R IS CORRODED. DRILLED AND INSTALLED NUT PLATES AT APU ANGLE BS 1787 TO 1825 S-6R IAW SRM 51-40-05 AND SRM 51-40-02-0G.
- Difficulty date
- May 6, 2026
- Submitted
- May 12, 2026
- Operation
- Air carrier
- Aircraft
- N423UP
- Make and model
- Boeing 75724APF
- Aircraft serial
- 25325
- Aircraft time
- 36,345 hours, 23,701 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Angle
- Part number
- 148N31521
- Condition
- Corroded
- Location
- Zone 200
- 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.