# SDR 2004UALA00813

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 31, 2004
- Submitted: December 15, 2004
- Operation: Air carrier
- Aircraft: [N107UA](https://openairdocs.org/aircraft/N107UA), registered now
- Make and model: Boeing 747422
- Aircraft serial: 26900
- Aircraft time: 23,943 hours, 3,093 cycles
- Engine: Pwa PW4056
- System (JASC): [1430 · Fasteners](https://openairdocs.org/jasc/1430)
- Part: Fastener
- Condition: Rotated
- Location: Nr 1 Pylon
- 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/2004UALA00813

## Discrepancy

NR 1 PYLON UPPER LINK TO WING FRONT SPAR ATTACH FITTING INBOARD & OUTBOARD ROW UPPER HORIZONTAL FASTENERS HAVE ROTATED (2 TTL FASTENERS).  FASTENER REMOVED, HFEC ON HOLE AND NO DEFECTS NOTED.  BOLT REINSTALLED WITH RETAINED BOLT AND NUT.

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