# SDR CALA2012100800649

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 5, 2012
- Submitted: October 8, 2012
- Operation: Air carrier
- Aircraft: [N25705](https://openairdocs.org/aircraft/N25705), registered now
- Make and model: Boeing 737724
- Aircraft serial: 28766
- Aircraft time: 45,846 hours, 15,417 cycles
- Engine: Ge CFM567B24
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Frame
- Part number: 143A11111
- Condition: Cracked
- Location: Bs 400
- 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/CALA2012100800649

## Discrepancy

CRACK INDICTION FOUND FRAME BS 400 MID FREQ ONLY.  INBD FASTENER NOT EXTENDING INTO RADIUS ACCOMPLISHED REPAIR IAW ECRA 5310-05459.

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