# SDR DHL2001747542

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 20, 2001
- Submitted: July 21, 2001
- Operation: Air carrier
- Aircraft: N747DH
- Make and model: Boeing 727224
- Aircraft serial: 22253
- System (JASC): [5730 · Wing, Plate/Skin](https://openairdocs.org/jasc/5730)
- Part: Skin
- Condition: Corroded
- Location: Lt 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/DHL2001747542

## Discrepancy

DURING LINE INSPECTION FOUND CORROSION AT LEFT WING FWD LOWER SKIN AT APPROXIMATELY WS 190. REMOVED CORROSION PER B727 SRM 57-10-6 FROM LEFT WING AT APPROXIMATELY WS 190 MATERIAL LOSS .103 INCHES WITHIN LIMITS PER BOEING TELEX DHL-CVG-01-00004H. HFEC INSP ACCOMPLISHED AT FASTENER HOLES AND BLEND AREAS NO CRACK INDICATION PER B727 NDT MANUAL PART 6 51-00-00 FIG 1 AND 4.

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