# SDR SWAA2021091598742

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 28, 2021
- Submitted: September 15, 2021
- Operation: Air carrier
- Aircraft: [N447WN](https://openairdocs.org/aircraft/N447WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 33720
- Aircraft time: 58,733 hours, 34,620 cycles
- System (JASC): [5350 · Aerodynamic Fairings](https://openairdocs.org/jasc/5350)
- Part: Former
- Condition: Cracked
- Location: Wg-Bdy Fairing
- 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/SWAA2021091598742

## Discrepancy

LT WING TO BODY FAIRING FORMER COMMON TO L/E SKIN. POSSIBLE CRACK EXTENDING OUT FROM FASTENER LOCATION. BS500D; WL190. ; / [01] FOR ACCESS REMOVED STRAP ASSY PN 149A7120-11. IAW SRM 51-40-02-0G-0; [02] REMOVED FAIRING FORMER PN 116A3118U9; COMMON TO L/E SKIN; IAW SRM 51-40-02-0G-0.; [03] LOCATED AND DRILLED NEW PART FAIRING FORMER COMMON TO L/E SKIN IAW SRM 51-40-05-0G-0 AND OK TO INSTALL.; [04] VERIFIED CORRECTIVE ACTION #3<BR>OK TO INSTALL.; [05] INSTALLED NEW PART PN 116A3118U9 IAW SRM IAW SRM 51-40-02-0G-0; DWG 116A3010 AND DWG 149A7101.; [06] VERIFIED INSTALLATION OF PN 116A3118U9 FAIRING FORMER IAW SRM 51-40-02-0G-0; DWG 116A3010 AND DWG 149A7101

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