# SDR LR7A2016100800950

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 8, 2016
- Submitted: October 12, 2016
- Operation: Air carrier
- Aircraft: [N401LC](https://openairdocs.org/aircraft/N401LC), registered now
- Make and model: Lkheed 382G
- Aircraft serial: 4606
- Aircraft time: 55,892 hours, 32,937 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Duct
- Part number: 339667
- Condition: Cracked
- Location: Bs 225
- Part time: 55,892 hours, 32,937 cycles
- 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/LR7A2016100800950

## Discrepancy

DURING SCHEDULED B-3 CHECK, FOUND NACA DUCT CRACKED AT BS 225 RBL 68 WL 176.   REPAIRED IAW SMP583 SRM 51-70.

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