# SDR UPS204220

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 18, 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): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Condition: Corroded
- Location: Bs 480
- 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/UPS204220

## Discrepancy

WHILE IN FOR C-CHECK, MAINTENANCE FOUND DOUBLE HOLES AND CORROSION ON FLOORBEAM AND NUTPLATE HOLES AT STA 480 RBL 25 TO 65 WL 208.  MAINTENANCE REPAIRED IAW UPS EO B727-5310-7318A.

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