What was found
LEFT HORIZONTAL STAB RIB HSS 129.5, 3RD STIFFENER FROM FORWARD SPAR CRACKED. REPAIRED THE RIB IAW SRM.
- Difficulty date
- March 7, 2018
- Submitted
- March 12, 2018
- Operation
- Air carrier
- Aircraft
- N491WN
- Make and model
- Boeing 7377H4
- Aircraft serial
- 33867
- Aircraft time
- 47,083 hours, 27,507 cycles
- System (JASC)
- 5511 · Horizontal Stabilizer, Spar/Rib
- Part
- Rib
- Part number
- 186A1401
- Condition
- Cracked
- Location
- Horizontal Stab
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.