What was found
LEFT HORIZONTAL STAB UPPER FWD SLIDING SEAL WAS CRACKED. REMOVED & REPLACED THE LT HORIZONTAL STAB UPPER FWD SLIDING SEAL IAW AMM 53-31-31.
- Difficulty date
- September 22, 2026
- Submitted
- October 20, 2026
- Operation
- Air carrier
- Aircraft
- N8553W
- Make and model
- Boeing 7378H4
- Aircraft serial
- 63601
- Aircraft time
- 29,407 hours, 14,972 cycles
- System (JASC)
- 5514 · Horizontal Stabilizer Miscellaneous Structure
- Part
- Seal
- Condition
- Cracked
- Location
- Zone 300
- 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.