# SDR SWAA2023100698823

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 10, 2023
- Submitted: October 6, 2023
- Operation: Air carrier
- Aircraft: [N7751A](https://openairdocs.org/aircraft/N7751A), registered now
- Make and model: Boeing 737-7BD
- Registry model: [Boeing 737-7BD](https://openairdocs.org/model/boeing-737-7bd) (OpenAirDocs)
- Aircraft serial: 36717
- Aircraft time: 49,352 hours, 25,598 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/SWAA2023100698823

## Discrepancy

CRACK INSPAR RIB LOCATED STAB STA 120.30 AND 27 INCHES OF FRONT EDGE AT RT HORIZONTAL STABILIZER 2023-575286<[01] TOOL USED: EDDY CURRENT EQUIPMENT ; P/N: NORTEC 600D; S/N: 220272512; CAL DUE DATE: 17-DEC-23;[02] TOOL USED: EDDY CURRENT EQUIPMENT ; P/N: NORTEC 600D; S/N: 220272512; CAL DUE DATE: 17-DEC-23;[03] TOOL USED EDDY CURRENT EQUIPMENT PN NORTEC 500D; SN: N500X12101V022237; 26 JAN 24.;[04] PERFORMED PERMANENT REPAIR ON INSPAR RIB LOCATED STAB STA 120.30 AND 27 INCHES OF FRONT EDGE AT RT HORIZONTAL STABILIZER IAW SRM 55-10-09-2R-4 REPAIR 4 FIGURE 202; SHEET 1 AND SHEET 3 SEE INDIVIDUAL SIGN OFF BELOW.;[05] PERFORMED PERMANENT REPAIR ON INSPAR RIB LOCATED STAB STA 120.30 AND 27 INCHES OF FRONT EDGE AT RT HORIZONTAL STABILIZER IAW SRM 55-10-09-2R-4 REPAIR 4 FIGURE 202; SHEET 1 AND SHEET 3 SEE INDIVIDUAL SIGN OFF BELOW.<BR><BR>ITEM RII;[06] PERFORMED PERMANENT REPAIR ON INSPAR RIB LOCATED STAB STA 120.30 AND 27 INCHES OF FRONT EDGE AT RT HORIZONTAL STABILIZER IAW SRM 55-10-09-2R-4 REPAIR 4 FIGURE 202; SHEET 1 AND SHEET 3 SEE INDIVIDUAL SIGN OFF BELOW. <BR><BR>ITEM RII

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