# SDR TWAA0105604

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 27, 2001
- Submitted: March 28, 2001
- Operation: Air carrier
- Aircraft: N992Z
- Make and model: Doug DC-9-31
- Registry model: [Doug DC-9-31](https://openairdocs.org/model/douglas-dc-9-31) (OpenAirDocs)
- Aircraft serial: 47095
- Aircraft time: 79,662 hours, 84,133 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Condition: Cracked
- Location: Fuselage
- 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/TWAA0105604

## Discrepancy

DURING OP 15 MAINT CHECK FOUND CRACK IN SKIN AT STA 1087, LONGERON 4R.  ACCOMP HIGH FREQ EDDY CURRENT AND CONFIRMED .75 INCH CRACK PER 51-00-03 PART 6.  REPAIRED PER SRM 53-04, FIG 27.

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