# SDR IPXA2026060624084

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 30, 2026
- Submitted: June 8, 2026
- Operation: Air carrier
- Aircraft: [N577UP](https://openairdocs.org/aircraft/N577UP), registered now
- Make and model: Boeing 747-44AF
- Registry model: [Boeing 747-44AF](https://openairdocs.org/model/boeing-747-44af) (OpenAirDocs)
- Aircraft serial: 35666
- Aircraft time: 63,511 hours, 9,924 cycles
- System (JASC): [5420 · Nacelle/Pylon Miscellaneous Structure](https://openairdocs.org/jasc/5420)
- Part: Bracket
- Part number: 2242337501
- Condition: Cavitates
- Location: Zone 400
- 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/IPXA2026060624084

## Discrepancy

CHAFED BRACKET , NR 4 ENG R/H CORE COWL HOLD OPEN ROD SUPPORT BRACKET.  I.A.W SRM 51-40-02-0G REV. 106 AND  CMM IPL 71-13-24 REV. 50 INSTALLED NEW BRACKET.

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