# SDR SWAA2021120340483

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 4, 2021
- Submitted: December 3, 2021
- Operation: Air carrier
- Aircraft: [N206WN](https://openairdocs.org/aircraft/N206WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 34011
- Aircraft time: 52,875 hours, 310,833 cycles
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Stringer
- Condition: Cracked
- Location: Fuselage
- 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/SWAA2021120340483

## Discrepancy

CRACKED STRINGER AT AREA AFT OF FCB BS540 S-26R WL153. MARKED ; / [01] EVALUATED CRACK MEASUREMENTS ON FCB STR 26R BS 536 ; STRINGER DAMAGE FOUND TO BE OUT OF LIMITS IAW SRM 53-00-03-1A-1 FIG 103; [18] REPAIRED STRINGER 26R; BETWEEN STA 500D - 540; WL 153. IAW SRM 53-00-53-2R-1; [19] VERIFIED CORRECTIVE ACTION STEPS 16 AND 18.; [20] VERIFIED CORRECTIVE ACTION STEPS 16 AND 18.; [21] COMPLETE; [22] COMPLETE

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