# SDR SWAA2021021134261

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 3, 2020
- Submitted: February 11, 2021
- Operation: Air carrier
- Aircraft: [N7713A](https://openairdocs.org/aircraft/N7713A), registered now
- Make and model: Boeing 737-7BD
- Registry model: [Boeing 737-7BD](https://openairdocs.org/model/boeing-737-7bd) (OpenAirDocs)
- Aircraft serial: 33919
- Aircraft time: 51,736 hours, 26,642 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Intercostal
- Part number: 146A8127
- Condition: Corroded
- Location: Zone 100
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2021021134261

## Discrepancy

CORROSION WEB - INTERCOSTAL LOCATED BETWEEN BS767 TO BS794 AT RBBL21 AND WL156.5 AFT CARGO COMPARTMENT / REPLACED SHIELD ASSY LOCATED BETWEEN BS767 TO BS794 AT RBBL 21 AND WL 156 AFT CARGO COMPARTMENT IAW B737-700 SRM 51-40-02 AND DWG 146A 8127 REV PART 146A8127U12 REPLACED SHIELD DUE TO NOT FOUND ALLOWABLE DAMAGE IN SRM B737-700

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.