# SDR SWAA2021021245756

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 10, 2021
- Submitted: February 12, 2021
- Operation: Air carrier
- Aircraft: [N7724A](https://openairdocs.org/aircraft/N7724A), registered now
- Make and model: Boeing 737-7BD
- Registry model: [Boeing 737-7BD](https://openairdocs.org/model/boeing-737-7bd) (OpenAirDocs)
- Aircraft serial: 36725
- Aircraft time: 36,671 hours, 19,328 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/SWAA2021021245756

## Discrepancy

CRACK STRINGER 23L LOCATED BS 540 FWD CARGO COMPARTMENT / REPAIRED STRINGER 23L LOCATED BTW BS 500D AND BS 540 FWD CARGO COMPARTMENT IAW B737-700 SRM 53-00-03-2R-1 REPAIR 1. REPAIR PARTS INSTALLED ANGLE-3 (2EA) MATERIAL USED 7075/0.040' PO 2020 180353 CHANNEL-2 MATERIAL USED 7075/0.040' PO 2020-180353 STRINGER SECTION -7 MATERIAL USED 7075/0.036' PO 2020-194719

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