# SDR SWAA2023103002929

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 20, 2023
- Submitted: October 30, 2023
- Operation: Air carrier
- Aircraft: [N236WN](https://openairdocs.org/aircraft/N236WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 34631
- Aircraft time: 57,973 hours, 34,648 cycles
- System (JASC): [5510 · Horizontal Stabilizer Structure](https://openairdocs.org/jasc/5510)
- Part: Stiffener
- 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/SWAA2023103002929

## Discrepancy

CRACK INSPAR RIB 120.30 STIFFENER 3 AT LT HORIZONTAL STABILIZER 2023-594176<[01] EDDY CURRENT EQUIPMENT P/N: NORTEC500D; S/N: N500X12101V022237; DUE DATE: 26-JAN-24.;[02] CHANGED MEASUREMENT FIELD 3 TO YES DUE TO THIS FAULT WAS ASSOCIATED TO A FAILURE TYPE;[03] REPAIRED INSPAR RIB 120.30 STIFFENER 3 AT LT HORIZONTAL STABILIZER IAW B737-700 SRM 55-10-09-2R-5 REPAIR 5 SEE INDIVIDUAL SIGNOFFS BELOW;[04] REPAIRED INSPAR RIB 120.30 STIFFENER 3 AT LT HORIZONTAL STABILIZER IAW B737-700 SRM 55-10-09-2R-5 REPAIR 5 <BR>RII ACCOMPLISHED <BR>SEE INDIVIDUAL SIGNOFFS BELOW

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