What was found
SUSPECTED CRACK LH HORIZONTAL RIB 12 UPPER FLANGE. REMOVED AND REPLACED LH HORIZONTAL RIB 12A REF: ETD2025-170-933833 SRM 51-40-08. REPLACED WITH OEM PART- NO CHANGE IN WEIGHT AND BALANCE.
- Difficulty date
- December 7, 2025
- Submitted
- December 31, 2025
- Operation
- Air carrier
- Aircraft
- N177SY
- Make and model
- Emb ERJ170200LR
- Aircraft serial
- 17000535
- Aircraft time
- 26,480 hours, 17,008 cycles
- System (JASC)
- 5511 · Horizontal Stabilizer, Spar/Rib
- Part
- Rib
- Condition
- Cracked
- Location
- Zone 300
- 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.