# SDR ABXA20160423082

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 23, 2016
- Submitted: May 4, 2016
- Operation: Air carrier
- Aircraft: [N774AX](https://openairdocs.org/aircraft/N774AX), registered now
- Make and model: Boeing 767281
- Aircraft serial: 22789
- Aircraft time: 56,535 hours, 40,938 cycles
- System (JASC): [5712 · Wing, Rib/Bulkhead](https://openairdocs.org/jasc/5712)
- Part: Rib
- Part number: 113T134524
- Condition: Corroded
- Location: Rt Wing
- 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/ABXA20160423082

## Discrepancy

THE NR 7 OTBD ACTUATOR SUPPORT RIB HAS CORROSION IN THE ACTUATOR BORE.  FINAL BORE SIZE IS 5.995 CLEAN & ROUND, NO DEFECTS NOTED, REA FORTHCOMING.  REMOVED CORROSION FROM NR 7 OTBD ROTARY ACTUATOR SUPPORT, FINAL BORE SIZE 5.995".  PERFORMED SURFACE SCAN IAW NDTM PART 6 51-00-19, NO DEFECTS NOTED.  WORK DONE IAW REA B657-61972MR ACCOMPLISHED ON BACK.  CORROSION LEVEL 2, PN 113T1345-24, NAME RIB HALF ASSEMBLY, LOCATION WS 729.  ACFT WAS GNDED.

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