# SDR UIEA2023051000449

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 13, 2023
- Submitted: May 15, 2023
- Operation: Air carrier
- Aircraft: [N429MC](https://openairdocs.org/aircraft/N429MC), registered now
- Make and model: Boeing 747481
- Aircraft serial: 24833
- Aircraft time: 114,008 hours, 17,374 cycles
- System (JASC): [5300 · Fuselage Structure (General)](https://openairdocs.org/jasc/5300)
- Part: Unknown
- Condition: Unknown
- Location: Unknown
- Stage of operation: IN
- How discovered: E
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2023051000449

## Discrepancy

1EA CRACK WAS FOUND ON 1EA FASTENER HOLE AT BS 2231 S16L FRAME ON THE MOST O/B LAYER APPROX 0.040" IN DEPTH AT 3 O'CLOCK POSITION RUNNING FWD ( FRAME FWD INNER CHORD )(<P>CRACK AREA REPAIRED AS PER RI NO : RI-53-60-16252 REV A ( REPAIRED ) WAS TIME-LIMITED CATEGORY C </P>)

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