# SDR UPS403273

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 17, 1995
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N682UP
- Make and model: Boeing 747121
- Aircraft serial: 20349
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floor Beam
- Condition: Corroded
- Location: Fs 980
- 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/UPS403273

## Discrepancy

WHILE IN AMSTERDAM FOR C CHECK, MAINTENANCE FOUND CORROSION ON FLOOR BEAM UPPER CHORD AT BS 980, LBL80 AND 90.  INSTALLED REPAIR PER SRM 51-40-04.

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