# SDR SWAA2020011440429

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 16, 2019
- Submitted: January 14, 2020
- Operation: Air carrier
- Aircraft: N7840A
- Make and model: Boeing 737-73V
- Registry model: [Boeing 737-73V](https://openairdocs.org/model/boeing-737-73v) (OpenAirDocs)
- Aircraft serial: 30236
- Aircraft time: 55,673 hours, 34,731 cycles
- System (JASC): [5514 · Horizontal Stabilizer Miscellaneous Structure](https://openairdocs.org/jasc/5514)
- Part: Stiffener
- Part number: 182A3001
- Condition: Cracked
- Location: Lt Horiz Stab
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2020011440429

## Discrepancy

LT HORIZONTAL STABILIZER NR 5 INSPAR RIB ASSEMBLY STA 129.50, #2 STIFFENER CRACKED AT LOWER ENDS.  REPAIRED NR 2 VERTICAL STIFFENERS IAW SRM, DWG, AND AMM.

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