# SDR SWAA2025030492154

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 1, 2025
- Submitted: March 4, 2025
- Operation: Air carrier
- Aircraft: [N7857B](https://openairdocs.org/aircraft/N7857B), registered now
- Make and model: Boeing 737-79P
- Registry model: [Boeing 737-79P](https://openairdocs.org/model/boeing-737-79p) (OpenAirDocs)
- Aircraft serial: 29358
- Aircraft time: 59,090 hours, 39,530 cycles
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Stringer
- Condition: Cracked
- Location: Zone 100
- 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/SWAA2025030492154

## Discrepancy

CRACK STRINGER 26L LOCATED BS540 AT FWD CARGO COMPARTMENT 2025-93339<[01] STEP 2. ULTRASONIC EQUIPMENT USED P/N: 45MG; S/N: 130066401 AND DUE DATE: 21-OCT-25.;[02] TOOL USED STEP 6: EDDY CURRENT EQUIPMENT; P/N: NORTEC 600D; S/N: 200048001; DUE DATE: 28 MAY 25.;[03] TOOLS USED: TEMPERATURE CONTROLLER: P/N: P3015GOES00000; S/N: 142811020; DUE DATE: 28-JAN-26. TEMPERATURE CONTROLLER: P/N: P3015GOES00000 S/N: 142811019 DUE DATE: 28-JAN-26.;[04] PERFORMED PERMANENT REPAIR STRINGER 26L LOCATED BS500D TO BS 540 AT FWD CARGO COMPARTMENT I.A.W B737-700 SRM 53-00-03-2R-1 REPAIR 1. SEE INDIVIDUAL SIGN OFF BELOW;[05] TASK CARD COMPLETE AND CERTIFIED AS RII. <BR><BR><BR>SEE INDIVIDUAL SIGN OFF BELOW.

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