- Difficulty date
- October 30, 2023
- Submitted
- December 11, 2023
- Operation
- Air carrier
- Make and model
- Boeing 7378H4
- Aircraft serial
- 36985
- Aircraft time
- 38,023 hours, 17,361 cycles
- Part
- Rib
- Part number
- UNKNOWN
- Condition
- Cracked
- Location
- Zn 300 Stabilize
- 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.
What was found
RIGHT HORIZONTAL STAB REMOVABLE L/E 341B RIB #5 CRACKED<[01] REMOVED RIB # 5 FROM R/H REMOVABLE L/E 341B IAW SRM 51-40-02-0G-0.;[02] REMOVED AND REPLACED RIB # 5 P/N 186A1305-2; PO # 945387/1 AT R/H REMOVABLE L/E 341B IAW SRM 51-40-02-0G-0 AND DWG. 186A1001.;[03] UPDATED MEASUREMENT TABLE.;[04] VERIFIED CORRECTIVE ACTION COMPLETE WITH MEASUREMENTS.