# SDR DL72S990747

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 1, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N406DA](https://openairdocs.org/aircraft/N406DA), registered now
- Make and model: Boeing 727232
- Aircraft serial: 21150
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Part number: 65545703
- Condition: Cracked
- Location: Bs 360-481
- 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/DL72S990747

## Discrepancy

LFEC INSPECTION OF THE STRINGER 4R SKIN LAP SPLICE BETWEEN FS 360 AND 481 INDICATED CRACKS IN THE LOWER FASTENER ROW OF THE LOWER SKIN PANEL.  INTERNAL HFEC INSPECTION CONFIRMED 11 CRACKS ALONG THE PANEL.  THE SKIN LAP WAS CUT OUT OVER THE LENGTH OF THE PANEL AND REPAIRED WITH AN EXTERNAL ALUMINUM  DOUBLER PER ER/A 366976-14AD, REV B.

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