# SDR SWAA2022022293172

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 1, 2018
- Submitted: February 22, 2022
- Operation: Air carrier
- Aircraft: N7733B
- Make and model: Boeing 737-76N
- Registry model: [Boeing 737-76N](https://openairdocs.org/model/boeing-737-76n) (OpenAirDocs)
- Aircraft serial: 32678
- Aircraft time: 39,548 hours, 18,939 cycles
- System (JASC): [5511 · Horizontal Stabilizer, Spar/Rib](https://openairdocs.org/jasc/5511)
- Part: Stiffener
- Condition: Cracked
- Location: Lt Horiz 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/SWAA2022022293172

## Discrepancy

LH HORIZONTAL STABILIZER REAR SPAR STIFFENER IS CRACKED AT STAB STA 120.30 / FABRICATED L/H HORIZONTAL STAB REAR SPAR RIB STA 120.3 AFT STIFFENER IAW AAR EA 180427 IR AND SWA EA 1-755-4177 REV IR REMOVED AND INSTALLED ON NRC X800778 SA-M 326 E275917 ITEM 4

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