# SDR SWAA2023050927757

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 14, 2023
- Submitted: May 9, 2023
- Operation: Air carrier
- Aircraft: N551WN
- Make and model: Boeing 737-76Q
- Registry model: [Boeing 737-76Q](https://openairdocs.org/model/boeing-737-76q) (OpenAirDocs)
- Aircraft serial: 30280
- Aircraft time: 66,624 hours, 41,198 cycles
- System (JASC): [5340 · Fuselage Main, Attach Fittings](https://openairdocs.org/jasc/5340)
- Part: Stringer Clip
- Condition: Corroded
- Location: Zn 100 Fus Lower
- Stage of operation: IN
- 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/SWAA2023050927757

## Discrepancy

CORROSION ON STRINGER CLIP AT ACB BS827 LBL6 WL157.<[01] FOUND TO BE WITH NO LIMITS PER SRM 53-00-53-1A2;[02] REMOVED STRINGER CLIP IAW SRM 51-40-02;[03] RECEIVED NEW STRINGER CLIP LOCATED AND DRILLED<BR>AT ACB BS827 LBL6 WL 157<BR>P/N 146A1010-10 LOT# 1478113-2 IAW SRM 51-40-05<BR>AND DWG 146A1280 REV:A OK TO INSTALL;[04] VERIFIED CORRECTIVE ACTION 3. OK TO INSTALL.;[05] INSTALLED STRINGER CLIP AT BS 827 LBL6 WL 157<BR>IAW SRM 51-40-02 AND DWG 146A1280 REV:A.<BR>JOB COMPLETED;[06] VERIFIED CORRECTIVE ACTION 5.;[07] VERIFIED THE MEASUREMENT TABLE. WORKSCOPE COMPLETE.

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