# SDR USAA991036

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 15, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N819US
- Make and model: Doug DC-9-81(MD-81)
- Registry model: [Doug DC-9-81(MD-81)](https://openairdocs.org/model/mcdonnell-douglas-dc-9-81-md-81) (OpenAirDocs)
- Aircraft serial: 48099
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Condition: Cracked
- Location: Bs 58.75
- Part time: 47,814 hours
- 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/USAA991036

## Discrepancy

PIT - DURING RON, FOUND 1 INCH CRACK IN SKIN WITH EXTERNAL DOUBLER WITHIN 24 INCHES OF AOA VANE AT STATION 58.750, 4 INCHES BELOW FLOOR LINE LEFT SIDE.  INSTALLED FLUSH REPAIR PER SRM 53-01 FIG 4 SHT 2.  (M)

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