# SDR DL72K991575

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 11, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N410DA
- Make and model: Boeing 727232
- Aircraft serial: 21222
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Part number: 655457415
- Condition: Cracked
- Location: Bs 480-500
- 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/DL72K991575

## Discrepancy

FUSELAGE SKIN FS 480-500, STRG 4L, SKIN LAP SPLICE, CRACK REPAIR.  HFEC INSPECTION OF THE LOWER FASTENER ROW OF THE LOWER SKIN OF THE STRINGER 4L LAP SPLICE BETWEEN FS 480 AND 680 INDICATED A SINGLE CRACK BETWEEN FS 480 AND 500.  THE CRACK WAS CUTOUT OF THE SKIN LAP AND REPAIRED WITH AN EXTERNAL ALUMINUM DOUBLER PER B727 SRM 53-30-3, FIG 5 AND ER/A 367765-14AD.

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