What was found
CENTER WING BOX UPPER SHEAR TIE AT LBL 15.04 CRACKED. GROUNDED - YES. REMOVED AND REPLACED SHEAR TIE IAW 737 900 SRM 51 40 02 0G 0.
- Difficulty date
- January 13, 2020
- Submitted
- January 31, 2020
- Operation
- Air carrier
- Aircraft
- N309AS
- Make and model
- Boeing 737990
- Aircraft serial
- 30857
- Aircraft time
- 64,777 hours, 25,981 cycles
- System (JASC)
- 5322 · Fuselage Internal Mounting Structure
- Part
- Shear Tie
- Part number
- 111A24012
- Condition
- Cracked
- Location
- Bs 540
- 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.