# SDR SWAA2024071899372

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 8, 2024
- Submitted: July 18, 2024
- Operation: Air carrier
- Aircraft: [N7876A](https://openairdocs.org/aircraft/N7876A), registered now
- Make and model: Boeing 737-7Q8
- Registry model: [Boeing 737-7Q8](https://openairdocs.org/model/boeing-737-7q8) (OpenAirDocs)
- Aircraft serial: 29355
- Aircraft time: 56,686 hours, 31,260 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/SWAA2024071899372

## Discrepancy

CRACK STRINGER 26L AT BS 540 FWD CARGO COMPARTMENT 2024-376596<[01] STEP 2 UT TOOL USED PN:38DLPLUS; SN: 120398603; DUE DATE: 17-NOV-24;[02] ON STEP 9; EDDY CURRENT EQUIPMENT P/N: NORTEC 600D; S/N: 60009161631; DUE DATE: 11-MAR-25.;[03] TOOLS USED: TEMPERATURE CONTROLLER: P/N: P3015GOES00000; S/N: 142811020; DUE DATE: 23-JAN-25; TEMPERATURE CONTROLLER: P/N: P3015GOES00000; S/N: 142820025; DUE DATE: 22-JAN-25.;[04] REPAIRED STRINGER 26L LOC. BTW BS 500D TO BS 540 FWD CARGO COMPARTMENT [7] REPLACEMENT STRINGER SECTION; [2] CHANNEL; [3] ANGLES (2EA) AND FASTENERS IAW B737-700 SRM 53-00-03-2R-1 REPAIR 1 STEP 4.K TO L FIG. 206 AND DWG 143A3230; SHEET 121. REV.A.<BR>SEE INDIVIDUAL SIGNS OF BELOW.;[05] CORRECTIVE ACTION 4<BR>REPAIRED STRINGER 26L LOC. BTW BS 500D TO BS 540 FWD CARGO COMPARTMENT [7] REPLACEMENT STRINGER SECTION; [2] CHANNEL; [3] ANGLES (2EA) AND FASTENERS IAW B737-700 SRM 53-00-03-2R-1 REPAIR 1 AND DWG 143A3230; SHEET 121. REV.A.<BR>SEE INDIVIDUAL SIGNS OF BELOW.;[06] REPAIRED STRINGER 26L LOC. BTW BS 500D TO BS 540 FWD CARGO COMPARTMENT [7] REPLACEMENT STRINGER SECTION; [2] CHANNEL; [3] ANGLES (2EA) AND FASTENERS IAW B737-700 SRM 53-00-03-2R-1 REPAIR 1 AND DWG 143A3230; SHEET 121. REV.A.<BR>SEE INDIVIDUAL SIGNS OF BELOW<BR>RII

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