# SDR SWAA2021032547339

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 6, 2021
- Submitted: March 25, 2021
- Operation: Air carrier
- Aircraft: N404WN
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 27892
- Aircraft time: 67,080 hours, 39,612 cycles
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Frame
- 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/SWAA2021032547339

## Discrepancy

CRACK ON FRAME AT RADIUS ABOVE FWD ENTRY DOOR BS312 11' BELOW S-4L WL283. MARKED / REMOVED DAMAGE FROM FRAME AT RADIUS ABOVE FWD ENTRY DOOR BS 312; 11' BELOW S-4L WL 283; REMOVED AREA IS 0.3' X 0.2'; HFEC INSPECTION PERFORMED; NO CRACKS FOUND; APPLIED CHEMICAL CONVERSION COATING AND PRIMER IAW SRM 51-10-02 AND SOPM 20-41-02. DAMAGE REMOVAL AND REPAIR IS ACCOMPLISHED ON EA 21-153-00547 REV IR AND ATS ER 21-01377 REV IR 49570U 07MAR21 LEAD 838 07MAR21

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