- Difficulty date
- March 21, 2020
- Submitted
- April 20, 2020
- Operation
- Air carrier
- Make and model
- Boeing 7377H4
- Aircraft serial
- 36629
- Aircraft time
- 40,878 hours, 24,621 cycles
- Part
- Rib
- Part number
- 186A200041
- Part serial
- IC1266
- 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.
What was found
RT HORIZ. STAB RIB ASSY 4 (STAB STA 120.30) FWD O/B UPPER FLANGE IS CRACKED. / REPAIRED RT. HORIZONTAL STAB RIB ASSY 4 (STAB STA. 120.30) CRACK AT FWD O/B UPPER FLANGE PER EA 20-155-00232 REV IR AND ATS ER 20-02264 REV IR. REMOVABLE COMPONENT: P/N 186A2000-41; S/N IC1266