# SDR SWAA2022010446689

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 22, 2021
- Submitted: January 4, 2022
- Operation: Air carrier
- Aircraft: [N456WN](https://openairdocs.org/aircraft/N456WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 32463
- Aircraft time: 58,184 hours, 34,533 cycles
- System (JASC): [5511 · Horizontal Stabilizer, Spar/Rib](https://openairdocs.org/jasc/5511)
- Part: Rib
- Condition: Cracked
- Location: Fuselage
- Stage of operation: UK
- 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/SWAA2022010446689

## Discrepancy

CRACK INSPAR RIB 120.30 AT 19 INCHES OF FRONT SPAR LT HORIZONTAL STAB ; 2021-536374 / [01] TOOL USED EDDY CURRENT EQUIPMENT PN. NORTEC 600D; SN. 210138203; DUE DATE: 05-MAR-22; [02] TOOL USED CALIPER P/N 700-113-10 S/N 0033178 DUE DATE 22-SEP-22; RADIUS GAGE P/N S167C S/N AE-35945 DUE DATE 26-MAY-22; [03] REPAIRED INSPAR RIB 120.30 AT 19 INCHES OF FRONT SPAR LT HORIZONTAL STAB IAW SRM B737-700 55-10-09-2R-4 REPAIR 4; SEE INDIVIDUAL SIGNOFFS BELOW.; [04] REPAIRED INSPAR RIB 120.30 AT 19 INCHES OF FRONT SPAR LT HORIZONTAL STAB IAW SRM B737-700 55-10-09-2R-4 REPAIR 4; SEE INDIVIDUAL SIGNOFFS BELOW.<BR>TASK COMPLETED CERTIFIED AS RII

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