# SDR 96ZZZM393

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 9, 1995
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N705DH
- Make and model: Boeing 727-22C
- Registry model: [Boeing 727-22C](https://openairdocs.org/model/boeing-727-22c) (OpenAirDocs)
- Aircraft serial: 19191
- System (JASC): [5730 · Wing, Plate/Skin](https://openairdocs.org/jasc/5730)
- Part: Skin
- Condition: Corroded
- Location: Wing Ctr Section
- Part time: 53,881 hours
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/96ZZZM393

## Discrepancy

DURING D-CHECK, FOUND WING CENTER SECTION LOWER SKIN HAS EXTERIOR CORROSION BULGE/CRACK AT RT EDGE BOLTS BL 70 INCHES R AT 38 INCHES AFT OF FRONT SPAR.  REMOVED CORROSION AS PER SRM 51-10-6.  ULTRASONIC INSPECTED TO DETERMINE MATERIAL REMOVED.  HFEC INSPECTION FASTERNER HOLES, NO CRACKS NOTED.  COLD WORKED HOLES AND INSTALLED DOUBLER PER BOEING DRAWING 65C36586 DIM 16 INCHES BY 7 INCHES 2024-T3 .125.

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