What was found
L/H HORIZONTAL STABILIZER RIB 4 CRACKED AT 3RD STIFFENER BACK ABOUT 1 INCH ABOVE BOTTOM SKIN. REPAIRED 3RD STIFFENER ON L/H STAB IAW SRM.
- Difficulty date
- September 25, 2019
- Submitted
- October 8, 2019
- Operation
- Air carrier
- Aircraft
- N7831B
- Make and model
- Boeing 7377CT
- Aircraft serial
- 32752
- Aircraft time
- 55,899 hours, 27,995 cycles
- System (JASC)
- 5510 · Horizontal Stabilizer Structure
- Part
- Stiffener
- Part number
- 175A140520
- Condition
- Cracked
- Location
- Horizontal Stab
- 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.