# SDR LR7A2021082002946

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 20, 2021
- Submitted: December 17, 2021
- Operation: Air carrier
- Aircraft: [N405LC](https://openairdocs.org/aircraft/N405LC), registered now
- Make and model: Lkheed 382G
- Aircraft serial: 5025
- Aircraft time: 43,420 hours, 19,613 cycles
- System (JASC): [5312 · Fuselage Main, Bulkhead](https://openairdocs.org/jasc/5312)
- Part: Bulkhead
- Part number: LS40317075T6
- Condition: Cracked
- Location: Bs 563-597
- 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/LR7A2021082002946

## Discrepancy

DURING SCHEDULED C-13 CHECK WHILE PERFORMING OTHER MAINTENANCE, FOUND CENTER WING CWS140R BULKHEAD UPPER CAP CRACKED AT FS563-597, WL284. / REPAIRED IAW LOCKHEED SMP583 SRM, FIGURE 57-30-19.    NR# 0490.

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