# SDR IPXA2020032053372

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 4, 2020
- Submitted: March 27, 2020
- Operation: Air carrier
- Aircraft: [N578UP](https://openairdocs.org/aircraft/N578UP), registered now
- Make and model: Boeing 747-44AF
- Registry model: [Boeing 747-44AF](https://openairdocs.org/model/boeing-747-44af) (OpenAirDocs)
- Aircraft serial: 27154
- Aircraft time: 108,402 hours, 17,999 cycles
- System (JASC): [5210 · Passenger/Crew Doors](https://openairdocs.org/jasc/5210)
- Part: Beam
- Part number: 65B04406735
- Condition: Cracked
- Location: L4 Door
- 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/IPXA2020032053372

## Discrepancy

INSPECTION TYPE:D1** SUPPLEMENTAL SDR ** CRACK ON AFT UPPER CORNER OF LH NO.4 MAIN ENTRY DOOR.REPAIR IAW BOEING SRID 4-4718240551 & UPS EO B747-5210-75929-A.

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