# SDR AU990773

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 16, 1999
- Submitted: March 26, 2000
- Operation: General aviation
- Make and model: Boeing 727-77C
- Registry model: [Boeing 727-77C](https://openairdocs.org/model/boeing-727-77c) (OpenAirDocs)
- Engine: Pwa JT8D7A
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Condition: Corroded
- Location: Bs 1192 & 1212
- 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/AU990773

## Discrepancy

(AUS) INTERIOR SKIN CONTAINED CORROSION IN THE FOLLOWING AREAS:  1.  BS 1192 - AREA OF CORROSION 25.4 MM BY 177.8 MM (1 INCH BY 7 INCH).  2.  BS 1212 - AREA OF CORROSION 38.1 MM BY 101.6 MM (1.5 INCHES BY 4 INCHES).  3.  BS 1232 - AREA OF CORROSION 38.1 MM BY 50.8 MM (1.5 INCHES BY 2 INCHES).

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.