# SDR SWAA2023121116112

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 30, 2023
- Submitted: December 11, 2023
- Operation: Air carrier
- Aircraft: [N8309C](https://openairdocs.org/aircraft/N8309C), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 36985
- Aircraft time: 38,023 hours, 17,361 cycles
- System (JASC): [5511 · Horizontal Stabilizer, Spar/Rib](https://openairdocs.org/jasc/5511)
- Part: Rib
- Part number: UNKNOWN
- Condition: Cracked
- Location: Zn 300 Stabilize
- 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/SWAA2023121116112

## Discrepancy

RIGHT HORIZONTAL STAB REMOVABLE L/E 341B RIB #1 CRACKED<[01] REMOVED RIB #1FROM R/H REMOVABLE L/E 341B IAW SRM 51-40-02-0G-0.;[02] REMOVED AND REPLACED RIB #1 P/N 186A1301-2; PO # 945786/1 AT R/H REMOVABLE L/E 341B IAW SRM 51-40-02-0G-0 AND DWG. 186A1001.;[03] UPDATED MEASUREMENT TABLE.;[04] VERIFIED CORRECTIVE ACTION COMPLETE WITH MEASUREMENTS

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