# SDR UIEA2023022200175

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 28, 2023
- Submitted: March 2, 2023
- Operation: Air carrier
- Aircraft: [N404KZ](https://openairdocs.org/aircraft/N404KZ), registered now
- Make and model: Boeing 747481F
- Aircraft serial: 34283
- Aircraft time: 58,346 hours, 11,405 cycles
- System (JASC): [7800 · Engine Exhaust System](https://openairdocs.org/jasc/7800)
- Part: Support Ring
- Part number: NA
- Part serial: NSN
- Condition: None
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2023022200175

## Discrepancy

NO.4 ENG L/H T/R AFT CASCADE SUPPORT RING 11 O'CLOCK FOUND CRACK FORWARD OF BOLT HOLE.(<P>SUPPORT RING REPLACEMENT CARRIED OUT AS PER ATLAS AIR EO: 1978A084 REV.3 PART 1.</P>)

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