# SDR SWAA2022051092164

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 7, 2022
- Submitted: May 10, 2022
- Operation: Air carrier
- Aircraft: [N948WN](https://openairdocs.org/aircraft/N948WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36662
- Aircraft time: 38,917 hours, 23,567 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/SWAA2022051092164

## Discrepancy

CRACK LEADING EDGE RIB LOCATED AT LE STA 86.66 AT RT HORIZONTAL STABILIZER 2022-168890 / [01] TOOL USED CALIPER PN 500-752-20 SN B21038254 CAL DUE DATE 11 AUG 22.;[02] TOOL USED: TEMPERATURE CONTROLLER P/N: P3015GOES00000; S/N: 142811020; DUE DATE: 02-FEB-23.;[03] INSTALLED FASTENERS AND RIB ON LEADING EDGE LOC. AT STA 86.66 AT RT HORIZONTAL STABILIZER IAW B737-700 SRM 51-40-02; 51-10-02 ITEM 9 AND DWG 186A1001 REV: A SHEET 7. SEE INDIVIDUAL SIGN-OFF BELLOW;[04] INSTALLED FASTENERS AND RIB ON LEADING EDGE LOC. AT STA 86.66 AT RT HORIZONTAL STABILIZER IAW B737-700 SRM 51-40-02; 51-10-02 ITEM 9 AND DWG 186A1001 REV: A SHEET 7. RII VERIFIED

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