# SDR SWAA2021080320324

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 30, 2020
- Submitted: August 3, 2021
- Operation: Air carrier
- Aircraft: N430WN
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 33659
- Aircraft time: 61,499 hours, 36,261 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Support
- Condition: Corroded
- Location: Bs 727-727e
- 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/SWAA2021080320324

## Discrepancy

***CORROSION*** ACB FLOOR TO SIDEWALL SUPPORT BS 727- 727E; LBL 20; WL 157 REJECTED DUE TO FASTENER NOT INSTALLED AT BS. 727 AT FWD END; LOWER SIDE AND B.S 747 FWD OF FRAME. / REMOVED - ACB FLOOR TO SIDEWALL SUPPORT INSTALLED FASTENER AT BODY STATION 727 AT FWD END; LWR SIDE AND BS 747 FWD AT FRAME REF BOEING DRAWING 146A0061 & BOEING DRAWING: 146A7500. 89931R 08SEP20

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