# SDR DU4R2006365

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 12, 2006
- Submitted: April 12, 2006
- Operation: General aviation
- Aircraft: [N289MT](https://openairdocs.org/aircraft/N289MT), registered now
- Make and model: Boeing 727223
- Aircraft serial: 22467
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- 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/DU4R2006365

## Discrepancy

S/O 304001) N/R 21660, CORROSION ON FLOOR SUPPORT THAT ATTACHES TO CUSP WEB AT BS 1070 - 1030 LT.  MECHANICALLY REMOVED CORROSION FOUND OUT OF LIMITS.  CUT AND TRIMMED CORRODED SECTION. FABRICATED AND INSTALLED FLOOR SUPPORT ANGLES 88.0 INCH X 4.50 FROM 7075-T6 .080 AND 10.0 INCHES X 1.80 INCHES X 1.50 INCHES 7075-T6 .090 IAW SRM 51-30-2.

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