# SDR LR7A2019042901505

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 29, 2019
- Submitted: May 1, 2019
- Operation: Air carrier
- Aircraft: [N402LC](https://openairdocs.org/aircraft/N402LC), registered now
- Make and model: Lkheed 382G
- Aircraft serial: 4698
- Aircraft time: 46,074 hours, 24,361 cycles
- System (JASC): [5511 · Horizontal Stabilizer, Spar/Rib](https://openairdocs.org/jasc/5511)
- Part: Rib
- Condition: Cracked
- Location: Horiz Stab
- Component: Horiz Stab, Lkheed
- Component part number: 370019601
- 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/LR7A2019042901505

## Discrepancy

DURING SCHEDULED C-13 CHECK WHILE PERFORMING OTHER MAINTENANCE, FOUND THE HORIZONTAL STABILIZER LT LEADING EDGE WITH CRACKED RIB FRAMES AT HSS96L LOWER, HSS100.6L UPPER AND HSS197L UPPER.  REPAIRED IAW SRM, FIG. 51-140-20.  NR# 2057.

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