# SDR SWAA2021081618859

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 23, 2020
- Submitted: August 16, 2021
- Operation: Air carrier
- Aircraft: N724SW
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 27856
- Aircraft time: 74,270 hours, 44,021 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Support
- Condition: Corroded
- Location: Aft Cargo
- 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/SWAA2021081618859

## Discrepancy

AFT CARGO BAY R/H FLOOR TO SIDEWALL SUPPORT PLATE HAS CORROSION AROUND NUT PLATE HOLES BETWEEN BS747 AND BS767 RBL21 WL156 / EVALUATED CORROSION ON ACB RH FLOOR TO SIDEWALL SUPPORT; REMOVED; .015' FROM ORIG .040'; FOUND TO BE OUT OF LIMITS; IAW SRM 53-00-53-1A-2. LOCATED AND DRILLED; AND INSTALLED NEW FLOOR TO SIDEWALL SUPPORT; BS727-767 R/H; IAW SRM 51-40-05-0G-0; SRM 51-40-02-0G-0; DWG 146A7500.

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