# SDR UPS99229328

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 6, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N922UP](https://openairdocs.org/aircraft/N922UP), registered now
- Make and model: Boeing 727-31C
- Registry model: [Boeing 727-31C](https://openairdocs.org/model/boeing-727-31c) (OpenAirDocs)
- Aircraft serial: 19231
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Ring
- Part number: 6930033010
- Condition: Corroded
- Location: Ws 400-725
- 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/UPS99229328

## Discrepancy

INSPECTION TYPE:C+SI, RT WING NR 3 FUEL TANK ACCESS PANEL CLAMP UP RINGS CORRODED ON NR 2 THRU NR 14.  CLAMP UP RINGS REPLACED IAW MM 28-11-21.

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