# SDR TSAA20230606097

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 6, 2023
- Submitted: June 8, 2023
- Operation: Air carrier
- Aircraft: [N301KH](https://openairdocs.org/aircraft/N301KH), registered now
- Make and model: Boeing 737330
- Aircraft serial: 27904
- Aircraft time: 51,243 hours, 57,789 cycles
- System (JASC): [5700 · Wing Structure](https://openairdocs.org/jasc/5700)
- Part: Unknown
- Part number: UNKNOWN
- Condition: Unknown
- Location: Unknown
- 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/TSAA20230606097

## Discrepancy

CA 1464/293 THE CORROSION WAS FOUND AT LH WING LOWER SURFACE, BETWEEN WBL 266.25 AND WBL 266.75.  ALL CORROSION REMOVED AT LH WING LOWER SURFACE BETWEEN WBL 266.25 AND WBL 266.75.  REMOVED 0.028" MATERIAL AND REMAINING 0.283" IS WITHIN ALLOWABLE LIMIT.  AREA CLEAN AND PROTECTION I.A.W. B737-300 SRM 51-10-2 / 51-20-1 & 57-20-01 ALLOWABLE DAMAGE 4.

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