What was found
DURING PERFORM EO-84432-JIC1, FOUND WEDGE CHANNEL CRACK AT RT STAB BL 421.5. PERFORMED THE HEAT TREATMENT FROM O TO T62 CONDITION. IAW SREO-92949-REQ1, REV 1, STEP 5.
- Difficulty date
- September 25, 2026
- Submitted
- October 5, 2026
- Operation
- Air carrier
- Aircraft
- N634UP
- Make and model
- Boeing 7478F
- Aircraft serial
- 37564
- Aircraft time
- 37,769 hours, 5,605 cycles
- System (JASC)
- 5514 · Horizontal Stabilizer Miscellaneous Structure
- Part
- Channel
- Part number
- 65B0382212
- 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.