# SDR 07FDEA04961

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 28, 2007
- Submitted: November 29, 2007
- Operation: Air carrier
- Aircraft: [N901FD](https://openairdocs.org/aircraft/N901FD), registered now
- Make and model: Boeing 757-2B7
- Registry model: [Boeing 757-2B7](https://openairdocs.org/model/boeing-757-2b7) (OpenAirDocs)
- Aircraft serial: 27122
- Aircraft time: 46,553 hours, 19,092 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Part number: 146N35317
- Condition: Gouged
- Location: Zone 100
- 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/07FDEA04961

## Discrepancy

LOWER FUSELAGE SKIN AT BS 1503, LBL 4 HAS A GOUGE NEXT TO RIVET.  GOUGE MEASURED .017" DEEP IN .060 THICK SKIN.  DAMAGE OUT OF LIMITS PER SRM 53-00-01, DETAIL II.  UPON REMOVAL OF DAMAGED SKIN, FOUND CORROSION ON BOTTOM OF WEB.  REMOVED AND REPLACED WEB IAW SRM 51-40-02.  FABRICATED REPAIR DOUBLER AND FILLER IAW SRM 53-00-01, REPAIR NR 16.   INSTALLED REPAIR DOUBLER AND FILLER IAW SRM 53-00-01, REPAIR NR 16, FIG 201.  THIS IS A CATEGORY "B" MAJOR REPAIR REQUIRING REPEAT  INSPECTIONS IN 29,000 FLIGHT CYCLES PER SRM 53-00-01, REPAIR NR16, FIG 201, TABLE V.

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