# SDR UIEA2020101302244

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 9, 2020
- Submitted: October 13, 2020
- Operation: Air carrier
- Aircraft: [N473MC](https://openairdocs.org/aircraft/N473MC), registered now
- Make and model: Boeing 747-45E
- Registry model: [Boeing 747-45E](https://openairdocs.org/model/boeing-747-45e) (OpenAirDocs)
- Aircraft serial: 27174
- Aircraft time: 106,066 hours, 18,959 cycles
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Frame
- Condition: Cracked
- Location: Bs 134.75
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2020101302244

## Discrepancy

CRACK: DAMAGE ON RING FRAME UPPER LT SIDE AT STA 134.75 LBL 5, WL 270.  ACCOMPLISHED EI NO T2020A53M-2632 REV 1 AND SRM 53-10-08 REPAIR 3 REV 109.   JOB COMPLETED AND CONDITION CHECK NORMAL.

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