# SDR SWAA2023012794748

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 25, 2023
- Submitted: January 27, 2023
- Operation: Air carrier
- Aircraft: N409WN
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 27896
- Aircraft time: 70,809 hours, 42,231 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Scuff Plate
- Condition: Cracked
- Location: Zone 100
- 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/SWAA2023012794748

## Discrepancy

FWD CARGO DOOR LOWER MIDDLE THRESHOLD HAS CRACK MEASURING L=.25 LOCATED 14.5 AFT OF FWD EDGE<[01] REMOVED FWD CARGO DOOR LOWER SILL SCUFF PLATE AND BULLNOSE REF 737 AMM 53-11-02;[02] REPLACED 2EA NUT PLATES ON FWD CARGO DOOR LOWER SILL REF 737 SRM 51-40-02;[03] INSTALLED FWD CARGO DOOR LOWER SILL AND SCUFF PLATE PERT AMM 53-11-02

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