# SDR SWIA2020090152088

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 20, 2020
- Submitted: September 1, 2020
- Operation: Air carrier
- Aircraft: [N463SW](https://openairdocs.org/aircraft/N463SW), registered now
- Make and model: Cndair CL6002B19
- Aircraft serial: 7820
- Aircraft time: 36,152 hours, 32,596 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Condition: Corroded
- Location: Bs 559
- 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/SWIA2020090152088

## Discrepancy

* EXTERNAL FUSELAGE SKIN LOWER CENTER AREA APPROX. FS 559.00 + 16 HAS CORROSION AROUND DRAIN HOLES AND RIVETS. ( MARKED )   (C-CHECK) RO 8/28/2020    REMOVED CORROSION AT EXTERNAL FUSELAGE SKIN LOWER CENTER AREA FS 559.00+16 AROUND DRAIN HOLES AND RIVETS. REF: CRJ-200 SRM.  ORIGINAL THICKNESS OF SKIN AT FS 559+16 IS .063" MILLED TO .058" + OR - .002" FOR A NOMINAL .056" REF CRJ 200 SRM, AMOUNT REMAINING IS .054" REF NDT, REMOVED .002" , BUT NO DAMAGE ALLOWED THIS AREA THEREFORE OUT OF LIMITS OF CRJ 200 SRM.  COMPLIED WITH MHIRJ REO. PERFORMED PRESSURE CHECK OF REPAIRED AREA REF. CRJ 200 AMM. CHECK GOOD.

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