Service difficulty report · Lock Fastener · Boeing 73783N
FAA SDR system
- Difficulty date
- April 22, 2025
- Submitted
- April 23, 2025
- Operation
- Air carrier
- Make and model
- Boeing 73783N
- Aircraft serial
- 32611
- Aircraft time
- 58,992 hours, 31,573 cycles
- Part
- Lock Fastener
- Condition
- Loose
- Location
- Zone 500 Slat
- 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.
What was found
LEFT WING, SLAT #4 LOWER L/E ACTUATOR FITTING HI-LOCKS LOOSE.(<P>REPAIRED L/H WING SLAT #4 (P/N:114A5040-3, S/N:001143) LEADING EDGE LOWER SURFACE SKIN SECTION AT THE ACTUATOR RIB AREA (PERMANENT REPAIR) IAW B373-800 BCF SRM 57-42-01-2R-8 REPAIR 8 PARG 4A THRU PARG 4E AND PARG 4F ALTERNATIVE (1) FIG 202 SHEET 4. REV DATED: 10MAR25. NO FURTHER DEFECTS NOTED</P>)