What was found
LEFT HORIZONTAL STABILIZER LOWER BARREL NUT, 2ND FROM REAR, HAS EXTENSIVE CORROSION IN ITS CAVITY. CAP/PLUG IS BLOWN OUT. ACCOMPLISHED REPAIR PER EO-90520-REQ1 (EA 011-5510-01-B0186, REV. IR).
- Difficulty date
- April 16, 2024
- Submitted
- June 3, 2024
- Operation
- Air carrier
- Aircraft
- N276UP
- Make and model
- Doug MD11F
- Aircraft serial
- 48579
- Aircraft time
- 67,574 hours, 16,925 cycles
- System (JASC)
- 5511 · Horizontal Stabilizer, Spar/Rib
- Part
- Spar Cap
- Part number
- ALC81321
- Condition
- Corroded
- Location
- Horizontal Stab
- 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.