# SDR AWXA200401060

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 26, 2004
- Submitted: September 22, 2004
- Operation: Air carrier
- Aircraft: [N164AW](https://openairdocs.org/aircraft/N164AW), registered now
- Make and model: Boeing 737-33A
- Registry model: [Boeing 737-33A](https://openairdocs.org/model/boeing-737-33a) (OpenAirDocs)
- Aircraft serial: 23625
- Aircraft time: 57,539 hours, 40,623 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Part number: 6546912
- 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/AWXA200401060

## Discrepancy

DURING C-18 CHECK, INTERGRANULAR CORROSION WAS FOUND ON UPPER AND LOWER SURFACE OF FLOOR SUPPORT UPPER "T" CAP BETWEEN BS 986.5 AND BS 1016, LBL 6 TO LBL 18.  MAINTENANCE REMOVED CORRODED FLOOR SUPPORT FROM BS 986.5 TO BS 1016, LBL 6 TO LBL 18; FABRICATED AND INSTALLED A NEW REPLACEMENT FLOOR SUPPORT IAW DWG 65-17688.

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