# SDR UIEA2022041200293

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 13, 2022
- Submitted: April 15, 2022
- Operation: Air carrier
- Aircraft: [N407KZ](https://openairdocs.org/aircraft/N407KZ), registered now
- Make and model: Boeing 747-4KZF
- Registry model: [Boeing 747-4KZF](https://openairdocs.org/model/boeing-747-4kzf) (OpenAirDocs)
- Aircraft serial: 36134
- Aircraft time: 52,075 hours, 9,649 cycles
- System (JASC): [5341 · Fuselage, Wing Attach Fittings](https://openairdocs.org/jasc/5341)
- Part: Fitting
- Part number: 65B15034425
- Condition: Cracked
- 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/UIEA2022041200293

## Discrepancy

CRACK-FOUND LH LONGERON EXTENSION FITTING HAS CRACK AT STA 1480. DIMENSION ABOUT 0.5"(<P>1. REPAIR THE LH SIDE LONGERON EXTENSION FITTING IAW EI# T2022A07M-887 REV 0 & T2022A53M-954 REV 1 AND DWG # 65B15254 SH 10 REV G, 65B15254 SH 16 REV F, 65B01162 SH 14 REV A. 2. ACCOMPLISHED EO #4453A818 PAR 1-2, 3 REV 19. 3. JOB COMPLETED AND CONDITION CHECK NORMAL</P>)

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