# SDR SWAA2021122345985

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 19, 2021
- Submitted: December 27, 2021
- Operation: Air carrier
- Aircraft: [N461WN](https://openairdocs.org/aircraft/N461WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 32465
- Aircraft time: 59,271 hours, 35,159 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Intercostal
- Condition: Cracked
- Location: Fuselage
- Stage of operation: UK
- 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/SWAA2021122345985

## Discrepancy

FWD CABIN WET AREA FLOOR SUPPORT INTERCOSTAL CRACKED @ FWD FASTENER HOLE RBL 33 BETWEEN STA 312 AND 328 ; / [01] REMOVED FLOOR SUPPORT INTERCOSTAL RBL 33 BETWEEN STA 312 AND 328 INREF. B-737 700 SRM 51-40-02-0G; [02] LOCATED AND DRILLED NEW INTERCOSTAL P/N 141A5410U12 AS PER SRM 51-40-05-0G-0.; [03] VERIFIED. STEPS 1 AND 2; [04] RII OK TO INSTALL NEW INTERCOSTAL; [05] REMOVED AND REPLACED INTERCOSTAL P/N 141A5410U12 AT MAIN CABIN RBL 33 BETWEEN STA 312 AND 328 AS PER SRM 51-40-02-0G-0 AND DWG 141A5400; [06] VERIFIED STEP # 5.

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