# SDR SWAA2021101922253

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 23, 2021
- Submitted: October 19, 2021
- Operation: Air carrier
- Aircraft: [N227WN](https://openairdocs.org/aircraft/N227WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 34450
- Aircraft time: 53,921 hours, 32,067 cycles
- System (JASC): [5531 · Vertical Stabilizer, Spar/Rib](https://openairdocs.org/jasc/5531)
- Part: None
- Condition: Corroded
- Location: Vert. Stab.
- 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/SWAA2021101922253

## Discrepancy

CORROSION REAR SPAR LH DRAG BRACE FITTING AT FWD O/B POSITION AT VERTICAL STABILIZER ; 2021-437292 / [07] INSTALLED NEW REAR SPAR LH DRAG BRACE FITTING AT FWD O/B POSITION AT VERTICAL STABILIZER IAW B737-700 SRM 51-40-02 AND DRAWING # 148A8200 SHEET 4 REV -; [08] RII; STEP 7 COMPLETED.; [09] VERIFIED AFFECTED PART NUMBER IS 148A8220-13 IAW B737-700 DWG 148A8200 REV -; [10] REPLACED REAR SPAR LH DRAG BRACE FITTING AT FWD O/B POSITION AT VERTICAL STABILIZER IAW B737-700 SRM 51-10-02 TEM 9 ; 51-40-02 AND DWG 148A8200 REV -; [11] RII; STEP 9 & 10 COMPLETED. <BR>CERTIFIED RII WORK PERFORMED.

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