# SDR UPS202905

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 5, 1995
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N926UP](https://openairdocs.org/aircraft/N926UP), registered now
- Make and model: Boeing 727-31C
- Registry model: [Boeing 727-31C](https://openairdocs.org/model/boeing-727-31c) (OpenAirDocs)
- Aircraft serial: 19233
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Condition: Corroded
- Location: Bs 1148-1163
- 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/UPS202905

## Discrepancy

DURING 'D' CHECK, MAINTENANCE FOUND CORROSION ON THE UPPER SKIN AT SKIN LAP AT STATION 1148 TO 1163, STRINGER 25L TO 26L, STRINGER FITTING ALSO, CRACKED.  MAINTENANCE REMOVED AND REPLACED THE CRACKED FITTING, THE CORRODED SKIN AND DOUBLER IAW SRM 51-30-2, SRM 53-30-3, SRM 51-30-4, SRM 51-20-4 AND UPS EO 727-53-1563.

---
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.