# SDR SWAA2021110127561

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 6, 2021
- Submitted: November 1, 2021
- Operation: Air carrier
- Aircraft: [N901WN](https://openairdocs.org/aircraft/N901WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 32545
- Aircraft time: 46,086 hours, 26,832 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: None
- Condition: Corroded
- Location: Fuselage
- 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/SWAA2021110127561

## Discrepancy

A-061 DOT 015 AFT PIT Z ANGLE; CORROSION ON UPPER SURFACE BETWEEN STA 727B TO STA 747 +15' RBL 23 WL 155 ; / [17] RH Z-ANGLE HAS NO SPLICE; ONE SECTION; FABRICATED IAW BOEING DWG 146A7502 PG 49 AND SRM 51-40-05-0G-0. [PN 146A7502-51.]; [18] RH Z-ANGLE HAS NO SPLICE; ONE SECTION; FABRICATED IAW BOEING DWG 146A7502 PG 49 AND SRM 51-40-05-0G-0. [PN 146A7502-51.]; [19] RH Z-ANGLE HAS NO SPLICE; ONE SECTION; FABRICATED IAW BOEING DWG 146A7502 PG 49 AND SRM 51-40-05-0G-0. [PN 146A7502-51.]; [20] VERIFIED STEPS 15 THRU 19; [21] AUDIT CW

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