# SDR DALA2015102506492

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 22, 2015
- Submitted: October 26, 2015
- Operation: Air carrier
- Aircraft: [N650DL](https://openairdocs.org/aircraft/N650DL), registered now
- Make and model: Boeing 757232
- Aircraft serial: 24390
- Aircraft time: 86,155 hours, 37,155 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Support Channel
- Condition: Corroded
- Location: Bs 360
- 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/DALA2015102506492

## Discrepancy

R1 DOOR AREA, SUPPORT CHANNEL FOR AFT DRAIN HAS SURFACE CORROSION, BS 360, RBL 55.  REMOVED CORROSION AT R-1 DOOR LOWER FLOOR SUPPORT CHANNEL BS 360, RBL 55 IAW SRM 51-10-02, SUPPORT CHANNEL BS 360, RBL 55 IAW SRM 51-10-02 SUPPORT WITH ORIGINAL THICKNESS .063 MATERIAL LOSS 0.020, MATERIAL REMAINING .043 FOUND TO BE OUT OF LIMITS IAW   SRM 53-10-15.  R & R FLOOR SUPPORT, PN 141N5160078, PO 650DL-00146 IAW DRW 141N5160, REV B, INSTALLED FLOOR SUPPORT CHANNEL IAW DWG 141N5160, REV B.

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