# SDR TSAA20170725016

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 25, 2017
- Submitted: July 26, 2017
- Operation: Air carrier
- Aircraft: N302KH
- Make and model: Boeing 737330
- Aircraft serial: 27905
- Aircraft time: 47,081 hours, 48,682 cycles
- System (JASC): [5720 · Wing Miscellaneous Structure](https://openairdocs.org/jasc/5720)
- Part: Support Beam
- 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/TSAA20170725016

## Discrepancy

BLENDED CORROSION ON WING CENTER SECTION SUPPORT BEAM WEB RT B STA 570, RBL 40.875 IAW SRM 51-10-02 REV 114. REMAINING MATERIAL THICKNESS 0.021". DAMAGE FOUND TO BE OUT OF LIMITS IAW SRM 57-10-13 FIG 101 DETAIL III REV 114. REPAIRED DAMAGE IAW DWG NR 27905.1 -057-005-001 REV A.

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