What was found
(SUPPORT TASK) AFTER REMOVAL OF EXISTING REPAIR ON L/H LOWER HOR IZONTAL STABILIZER SKIN, FOUND CRACK ON LOWER CHORD OF RIB #10, 24 INCHES AFT OF L/E AND "2" .098 PILOT HOLES DRILLED THROUGH LO WER CHORD 31.5 INCHES FROM L/E
- Difficulty date
- April 26, 2023
- Submitted
- April 28, 2023
- Operation
- Air carrier
- Aircraft
- N87531
- Make and model
- Boeing 7378
- Aircraft serial
- 39999
- Aircraft time
- 39,408 hours, 13,629 cycles
- System (JASC)
- 5500 · Empennage Structure
- Part
- Rib
- Part number
- 182A5402
- Condition
- Cracked
- Location
- Rib #10
- Stage of operation
- IN
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.