# SDR UPS96420813

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 29, 1996
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N675UP](https://openairdocs.org/aircraft/N675UP), registered now
- Make and model: Boeing 747123
- Aircraft serial: 20390
- System (JASC): [5412 · Nacelle/Pylon, Bulkhead/Firewall](https://openairdocs.org/jasc/5412)
- Part: Fire Wall
- Condition: Cracked
- Location: Nr 3 Pylon
- 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/UPS96420813

## Discrepancy

INSPECTION TYPE:  C.  PYLON NR 3, FOUND VERTICAL FIRE WALL AT NAC STA 180 CRACKED AT LT TOP CORNER (CRACK IS 1.5 INCHES LONG).  REPLACED FIRE WALL IAW SRM 51-30-02.

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