# SDR SWAA2024040459310

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 5, 2024
- Submitted: April 4, 2024
- Operation: Air carrier
- Aircraft: [N7731A](https://openairdocs.org/aircraft/N7731A), registered now
- Make and model: Boeing 737-76N
- Registry model: [Boeing 737-76N](https://openairdocs.org/model/boeing-737-76n) (OpenAirDocs)
- Aircraft serial: 32677
- Aircraft time: 55,832 hours, 28,606 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Web
- Part number: UNKNOWN
- Condition: Corroded
- Location: Bs 480 Rbl28
- 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/SWAA2024040459310

## Discrepancy

CORROSION; FCB SUBTHRESHOLD BS480+1; RBL28; WL156<[01] VERIFIED STEP 1 COMPLETE.;[02] VERIFIED STEP 5 COMPLETE; STEP 6 IN PARTIAL.;[03] REMOVED AND REPLACED FCB SUBTHRESHOLD WEB WL156 I.A.W SRM 51-10-02-0G-0 AND SRM 51-40-02-0G-0 AND DWG 143A8330.

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