What was found
RT HORIZONTAL INSPAR RIB ASSEMBLY STA 120.3 HAD CRACKED HOLE COMMON TO THE #4 STIFFENER, 9TH HOLE FROM AFT OUTBOARD EDGE. REPAIRED RIB IAW SRM.
- Difficulty date
- August 30, 2019
- Submitted
- September 12, 2019
- Operation
- Air carrier
- Aircraft
- N905WN
- Make and model
- Boeing 7377H4
- Aircraft serial
- 36617
- Aircraft time
- 40,350 hours, 24,205 cycles
- System (JASC)
- 5511 · Horizontal Stabilizer, Spar/Rib
- Part
- Rib
- Part number
- 186A1401
- Condition
- Cracked
- Location
- Rt Horiz 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.