# SDR UPS204179

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 17, 1995
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N939UP
- Make and model: Boeing 727-27C
- Registry model: [Boeing 727-27C](https://openairdocs.org/model/boeing-727-27c) (OpenAirDocs)
- Aircraft serial: 19532
- System (JASC): [5711 · Wing Spar](https://openairdocs.org/jasc/5711)
- Part: Spar
- Condition: Corroded
- Location: Ws 221
- 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/UPS204179

## Discrepancy

WHILE IN C-CHECK, MAINTENANCE FOUND CORROSION ON LT WING UPPER REAR SPAR CHORD AT WS 221 INBD OF TRUNNION FITTING.  MAINTENANCE REPAIRED IAW E.O. 95-2880.

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