What was found
RT HORIZONTAL STAB RIB ASSY NR 4 STIFFENER NR 2 WITH A CRACK AT LOWER SECTION STAB STA 120.30. REPAIRED RT HORIZONTAL STAB RIB ASSY NR 4 STIFFNER NR 2 AT LOWER SECTION, AS PER REF B737 SRM 55-10-09-2R-4 REPAIR M FIG 102.
- Difficulty date
- September 10, 2020
- Submitted
- September 28, 2020
- Operation
- Air carrier
- Aircraft
- N7852A
- Make and model
- Boeing 73771B
- Aircraft serial
- 29371
- Aircraft time
- 40,277 hours, 25,426 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.