What was found
LEFT HORIZONTAL LEADING EDGE RIB CRACKED 4TH FROM INBD. [MARKED] / REMOVED AND REPLACED LH HORIZONTAL LEADING EDGE RIB 4TH FROM INBOARD IAW B737-700 SRM 51-40-02-0G-0 AND DWG 186A1001 REV B WN6327
- Difficulty date
- September 9, 2019
- Submitted
- March 29, 2022
- Operation
- Air carrier
- Aircraft
- N420WN
- Make and model
- Boeing 7377H4
- Aircraft serial
- 29825
- Aircraft time
- 61,359 hours, 36,009 cycles
- System (JASC)
- 5511 · Horizontal Stabilizer, Spar/Rib
- Part
- Rib
- Condition
- Cracked
- Location
- L/H Horiz. 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.