# SDR UPS05443664

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 7, 2005
- Submitted: January 19, 2005
- Operation: Air carrier
- Aircraft: [N675UP](https://openairdocs.org/aircraft/N675UP), registered now
- Make and model: Boeing 747123
- Aircraft serial: 20390
- Aircraft time: 74,557 hours, 21,365 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Condition: Corroded
- Location: Fuselage
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UPS05443664

## Discrepancy

INSPECTION TYPE:C M/D - BS 1500 RBL 38 FLOORBEAM FOUND CORRODED.  FLOORBEAM REPAIR PARTS FABRICATED PER SRM 51-40-04 FIG 1.  CORROSION BLEND OUT 0.050 X 1 X 1 INCH EXCEED SRM LIMIT.

---
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.