- Difficulty date
- July 14, 2023
- Submitted
- August 16, 2023
- Operation
- Air carrier
- Make and model
- Boeing 7378H4
- Aircraft serial
- 39882
- Aircraft time
- 38,436 hours, 17,543 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
L/H HORIZONTAL STAB. L/E PANEL # 331B HAS RIB # 23 CRACKED<[01] SUMMARY; REMOVED RIB AT L/H HORIZONTAL STAB L/E PANEL # 331B RIB 23 AS PER REF B/737 SRM 51-40-02-0G-0 AND DW 186A1001.INSTALLED NEW RIB AT L/H HORIZONTAL STAB L/E PANEL #331B RIB # 23 AS PER REF B/737 SRM 51-40-02-0G AND DW 186A 1001.;[02] VERIFIED ALL STEPS