# SDR TWAA9806807

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 3, 1998
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N937F
- Make and model: Doug DC-9-33F
- Registry model: [Doug DC-9-33F](https://openairdocs.org/model/mcdonnell-douglas-dc-9-33f) (OpenAirDocs)
- Aircraft serial: 47409
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Condition: Cracked
- Location: Bs 220
- 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/TWAA9806807

## Discrepancy

MCI - DURING OP16 MAINTENANCE CHECK, FOUND .5 INCH CRACK IN FUSELAGE SKIN RUNNING FROM AFT LOWER CORNER OF A CUTOUT FOR 1.375 INCH IN BY 3 INCH REPAIR, STATION 220 ONE INCH ABOVE S17L.  CRACK DOES NOT RUN INTO RIVET HOLE.  CUTOUT DAMAGE AND ADDED DOUBLER AND FINGER DOUBLERS PER SRM 53-04, FIG 12B.  (M)

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