# SDR ASOA201201728

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 1, 2012
- Submitted: June 5, 2012
- Operation: Air carrier
- Aircraft: [N741EV](https://openairdocs.org/aircraft/N741EV), registered now
- Make and model: Cndair CL6002C10
- Aircraft serial: 10155
- Aircraft time: 19,872 hours, 13,877 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Sill
- Condition: Corroded
- Location: Bs 1051.3-1088.2
- 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/ASOA201201728

## Discrepancy

AFT CARGO BAY , LT FLOOR SILL SCREW HOLES CORRODED FROM FS 1051.3 TO 1088.2.  REMOVED CORROSION IAW SRM 51-21-06-001-001-A01.    PERFORMED UT THICKNESS INSPECTION OF BLENDED AREA IAW MAC NDT INSPECTION PROCEDURE UT 3.  MIN MATERIAL REMAINING IS .061" ORIGINAL IS .063" MATERIAL, REMOVED IS .002".  REPAIRED IAW REO 670-53-61-871.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.