# SDR SWAA2022021558981

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 6, 2022
- Submitted: February 15, 2022
- Operation: Air carrier
- Aircraft: N423WN
- Make and model: Boeing 737*
- Aircraft serial: 29827
- Aircraft time: 66,169 hours, 39,132 cycles
- System (JASC): [5754 · Leading Edge Devices](https://openairdocs.org/jasc/5754)
- Part: Skin
- Condition: Cracked
- Location: L/H Wing
- Stage of operation: UK
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2022021558981

## Discrepancy

CRACK LOWER SKIN SLAT 1 AT LEVEL OF ACTUATOR FITTING SLAT STATION 451.97 AT LT WING ; 2022-12108 / [01] TOOL USED PN NORTEC 600D SN 200048001 DUE DATE 24-FEB-22; [02] PERFORMED PERMANENT REPAIR PARTS -1 DOUBLER -2 FILLER AND FASTENERS LOC. LOWER SKIN SLAT 1 AT LEVEL OF ACTUATOR FITTING SLAT STATION 451.97 AT LT WING IAW B737-700 SRM 57-42-01-2R-8 REPAIR 8; FIGURE 202; SHEET 1 ALTERNATIVE 1; MATERIAL USED: ALUMINUM SHEET 7075-T6 0.071? P/O: 2021124912; ALUMINUM SHEET 7075-T6 0.063? P/O 2020203089.<BR>SEE INDIVIDUAL SIGNOFFS BELOW; [03] CERTIFIED WORK PERFORMED RII <BR>SEE INDIVIDUAL SIGNOFFS BELOW

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