What was found
RIGHT HORIZONTAL STAB. FRONT STIFFENER AT RIB #4 FOUND CRACK. STA 120.30 / REMOVED CRACK STIFFENER AND INSTALLED NEW STIFFENER ON R/H HORIZONTAL STAB. STA 120.30 FRONT; PER REF B737 SRM 51-40-02-06-0 AND DRAWING 182A2401
- Difficulty date
- April 16, 2021
- Submitted
- May 3, 2021
- Operation
- Air carrier
- Aircraft
- N435WN
- Make and model
- Boeing 7377H4
- Aircraft serial
- 32455
- Aircraft time
- 60,695 hours, 36,047 cycles
- System (JASC)
- 5510 · Horizontal Stabilizer Structure
- Part
- Stiffener
- Condition
- Cracked
- Location
- Horizontal 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.