# SDR SWAA2021102518084

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 16, 2021
- Submitted: October 25, 2021
- Operation: Air carrier
- Aircraft: [N448WN](https://openairdocs.org/aircraft/N448WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 33721
- Aircraft time: 58,879 hours, 34,833 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: None
- 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/SWAA2021102518084

## Discrepancy

CRACK ON SCUFF PLATE REVEAL FWD CORNER AT FWD ENTRY DOOR.  EVALUATED SCUFF PLATE. CRACK L=1.0440 INCH.  THE CRACK MUST BE REPAIR IAW BOEING 737-700 SRM 53-10-15-2R-2 REPAIR 2.    WELDED CRACK LOCATED ON SCUFF PLATE REVEAL FWD CORNER AT FWD ENTRY DOOR IAW SRM 53-10-15-2R-2, REPAIR 2, PARAGRAPH 4.B, STEP (4), FIGURE 203, AND BAC 5975.  PERFORMED FLUORESCENT DYE PENETRANT INSPECTION ON SCUFF PLATE WELDED AREA IAW SOPM-20-20-02.  CRACK INDICATION NOT FOUND.   APPLIED PRIMER ON THE SCUFF PLATE REVEAL FWD CORNER IAW  SRM 53-10-15-2R-2 REPAIR 2 PARAGRAPH 4.B.STEPS ( 6 ) ( 7 ) ( 8 ) FIGURE 203.

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