- Difficulty date
- March 21, 2023
- Submitted
- May 1, 2023
- Operation
- Air carrier
- Make and model
- Boeing 73779P
- Aircraft serial
- 29361
- Aircraft time
- 53,310 hours, 34,766 cycles
- Part
- Stiffener
- 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 STABILIZER RIB #5 STIFFENER #3 CRACK AT LOWER SECTION<[01] INSTALLED REPAIR PARTS AT R/H HORIZONTAL STABILIZER RIB #5; STIFFENER #3 REF SRM 55-10-09-2R-4 AND APPLIED FILET SEAL REF SRM 51-20-05-0G-0.<BR>SEALANT APPLICATION. MIXED TIME 22:00 PM; APPLIED SEALANT 22:30 PM; SQUEEZE OUT 00:00 REF SOPM 20-50-19;[02] RII....VERIFIED FINAL CORRECTIVE ACTION.