What was found
LEFT HORIZONTAL STABILIZER RIB ASSEMBLY CRACKED AT HSS 129.50, THIRD ONE AFT. REPAIRED THE RIB ASSEMBLY IAW ER AND EA.
- Difficulty date
- August 14, 2017
- Submitted
- August 28, 2017
- Operation
- Air carrier
- Aircraft
- N420WN
- Make and model
- Boeing 7377H4
- Aircraft serial
- 29825
- Aircraft time
- 54,720 hours, 31,787 cycles
- System (JASC)
- 5511 · Horizontal Stabilizer, Spar/Rib
- Part
- Rib
- Part number
- 186A100032
- Part serial
- IC0116
- 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.