# SDR SWAA2020051845135

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 24, 2020
- Submitted: May 18, 2020
- Operation: Air carrier
- Aircraft: [N472WN](https://openairdocs.org/aircraft/N472WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 33831
- Aircraft time: 55,520 hours, 32,985 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Support Angle
- Condition: Corroded
- Location: Fuselage
- 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/SWAA2020051845135

## Discrepancy

***CORROSION*** ON AFT BULKHEAD TO SIDEWALL SUPPORT ANGLE AT FCB BS500D RBL28 WL159. / REMOVED AND INSTALLED NEW AFT BULKHEAD TO SIDEWALL SUPPORT ANGLE AT FCB BS.500D; RBL;28 WL159; STR19; R/H TO STR26 R/H ITEM #7530202 IAW SRM 51-10-02-0G-0 STEP 9.C.; SRM 51-40-02-0G-0; SRM 51-40-05-0G-0; DWG #143A7902

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