What was found
DURING OP 16 MAINT CHECK, FOUND LT WING L/E RIB APPROX 7 INCHES I/B OF NUMBER 11 SLAT TRACK WAS CRACKED AT LOWER AFT FASTENER, AND ANOTHER CRACK 19 INCHES /B OF NUMBER 11 SLAT TRACK AT LOWER AFT FASTENER. REPAIRED PER SRM 57-02 FIG 6.
- Difficulty date
- April 5, 2000
- Submitted
- April 12, 2000
- Operation
- Air carrier
- Aircraft
- N989Z
- Make and model
- Doug DC931
- Aircraft serial
- 47135
- Aircraft time
- 77,008 hours, 82,903 cycles
- System (JASC)
- 5712 · Wing, Rib/Bulkhead
- Part
- Rib
- Condition
- Cracked
- Location
- Lt Wing
- 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.