- Difficulty date
- November 12, 2023
- Submitted
- December 15, 2023
- Operation
- Air carrier
- Aircraft
- N7722B
- Make and model
- Boeing 73776N
- Aircraft serial
- 32668
- Aircraft time
- 55,418 hours, 28,473 cycles
- Part
- Stiffener
- 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
LT HORIZONTAL STABILIZER RIB #5 STIFFENER #3 LOWER SECTION CRACK<[01] REPAIRED LT HORIZONTAL STABILIZER RIB #5 STIFFENER #3 LOWER SECTION AS PER SRM 55-10-09-2R-5 FIGURE 204; DETAIL A;[02] COMPLETED SME INSPECTION OF WORKMANSHIP AND PAPERWORK AUDIT.;[03] VERIFIED STEP 2;[04] VERIFIED STEP 2