# SDR SWAA2022081627892

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 11, 2022
- Submitted: August 16, 2022
- Operation: Air carrier
- Aircraft: N484WN
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 33841
- Aircraft time: 59,912 hours, 35,588 cycles
- System (JASC): [5511 · Horizontal Stabilizer, Spar/Rib](https://openairdocs.org/jasc/5511)
- Part: Rib
- Condition: Cracked
- Location: R/H 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/SWAA2022081627892

## Discrepancy

CRACK INSPAR RIB 9 STAB STA 166 AT 24INCH OF FRONT SPAR AT RT HORIZONTAL STABILIZER 2022-381075 / [01] ET TOOL USED: PN: MIZ-21C ; SN: 769680; DUE DATE: 07-JUL-23;[02] TOOL EDDY CURRENT USED P/N: NORTEC 600D S/N: 210136503 AND DUE DATE: 11-APR-23.;[03] PERFORMED PERMANENT REPAIR ON INSPAR RIB 9 STAB STA 166 AT 24INCH OF FRONT SPAR AT RT HORIZONTAL STABILIZER I.A.W B737-700 SRM 55-10-09-2R-4 REPAIR 4 FIGURE 202 SEE INDIVIDUAL SING-OFF BELOW;[04] PERFORMED PERMANENT REPAIR ON INSPAR RIB 9 STAB STA 166 AT 24INCH OF FRONT SPAR AT RT HORIZONTAL STABILIZER I.A.W B737-700 SRM 55-10-09-2R-4 REPAIR 4 FIGURE 202 SEE INDIVIDUAL SING-OFF BELOW RII

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.