# SDR UPS04M41837

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 20, 2004
- Submitted: February 9, 2004
- Operation: Air carrier
- Aircraft: [N274UP](https://openairdocs.org/aircraft/N274UP), registered now
- Make and model: Doug MD-11
- Registry model: [Doug MD-11](https://openairdocs.org/model/mcdonnell-douglas-md-11) (OpenAirDocs)
- Aircraft time: 33,607 hours, 5,223 cycles
- System (JASC): [5347 · Fuselage, Seat/Cargo Attach Fittings](https://openairdocs.org/jasc/5347)
- Part: Seat Track
- Condition: Corroded
- Location: Fuselage
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UPS04M41837

## Discrepancy

INSPECTION TYPE: C, CABIN - CORROSION ON SEAT TRACK AT STA 805-919 X=8.5.  CORROSION REMOVED ON SEAT TRACK PER SRM 51-21-01 VOL II REV 34, MAT REMOVED 0.036 INCH, ORIGINAL THICK 0.112 INCH FOUND EXCEED LIMIT PER SRM 53-70-00 FIG 3 VOL I REV 34.  NEW SEAT TRACK AND SPLICE INSTALLED AT STA 800-929 X =8.5 AS PER SRM 53-70-00 FIG 1 VOL I REV 34.

---
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.