What was found
AIRCRAFT IN BASE MAINTENANCE: CENTER WING BOX FORWARD SPAR UPPER SHEAR FITTING LOCATED AT BS 540 AND RBL 15.04 REPLACEMENT REQUIRED PER BOEING SERVICE BULLETIN B737-57-1309. REPLACED SHEAR FITTING PER AARD 57-14-00-1 REPAIR 1.
- Difficulty date
- October 20, 2023
- Submitted
- November 6, 2023
- Operation
- Air carrier
- Aircraft
- N921AN
- Make and model
- Boeing 737823
- Aircraft serial
- 29522
- Aircraft time
- 64,934 hours, 26,740 cycles
- System (JASC)
- 5714 · Wing, Center Box
- Part
- Fitting
- Part number
- 111A24011
- Condition
- None
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.