What was found
LEFT HORIZONTAL STABILIZER RIB 5 (STAB STA 129.50); STIFFENER # 2 LOWER AREA CRACK NOTED. / INSTALLED REPAIR PARTS AT LEFT HORZ. STAB. RIB #5 (STAB. - STA 129.50) STIFFENER #2 PER B737-700 SRM 55-10-09-2R-4
- Difficulty date
- February 25, 2021
- Submitted
- March 24, 2021
- Operation
- Air carrier
- Aircraft
- N436WN
- Make and model
- Boeing 7377H4
- Aircraft serial
- 32456
- Aircraft time
- 60,477 hours, 35,616 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.