SDR SWAA2026062306630

Service difficulty report · Skin · Boeing 7377H4

Difficulty date: May 26, 2026
Submitted: June 24, 2026
Operation: Air carrier
Aircraft: N476WN
Make and model: Boeing 7377H4
Aircraft serial: 32475
Aircraft time: 72,452 hours, 43,545 cycles
System (JASC): 5754 · Leading Edge Devices
Part: Skin
Condition: Cracked
Location: Zone 600 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

CRACKED LOWER SURFACE OF LEADING EDGE SLAT 5 NOSE SKIN AT ACTUATOR LOC. AROUND FASTENER AT RT WING. PERFORMED PERMANENT REPAIR ON LOWER SURFACE LEADING EDGE SLAT NOSE SKIN AT THE ACTUATOR FITTING SLAT 5 BTW SS 75 TO SS 95 RT WING IAW SRM 57-42-01-2R-8, REPAIR 8, ALTERNATIVE 1, FIGURE 202, SHEET 4.

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