# SDR SWAA2021021243558

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 9, 2021
- Submitted: February 12, 2021
- Operation: Air carrier
- Aircraft: [N7724A](https://openairdocs.org/aircraft/N7724A), registered now
- Make and model: Boeing 737-7BD
- Registry model: [Boeing 737-7BD](https://openairdocs.org/model/boeing-737-7bd) (OpenAirDocs)
- Aircraft serial: 36725
- Aircraft time: 36,671 hours, 19,328 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Part number: 147A8540U8
- 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/SWAA2021021243558

## Discrepancy

CORROSION FLOOR STRUCTURE INNER CHORD LOCATED BTW BS 967 TO BS 1006 AT LEVEL STR 17R AND RBBL 53 AT AFT GALLEY AREA / REPLACED INNER CHORD P/N 147A8540U8 AT SMR0 LOCATED BETWEEN BS887 TO BS1006 AT LEVEL STR 17R AND RBBL 53 AT AFT GALLEY AREA IAW SRM B737-700 51-10-02 ITEM 9 AND DRAWING #147A8501 REV A

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