# SDR ASAA2020112433640

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 24, 2020
- Submitted: December 8, 2020
- Operation: Air carrier
- Aircraft: [N513AS](https://openairdocs.org/aircraft/N513AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35192
- Aircraft time: 43,954 hours, 13,030 cycles
- System (JASC): [5512 · Horizontal Stabilizer, Plate/Skin](https://openairdocs.org/jasc/5512)
- Part: Skin
- Part number: 182A400111
- Condition: Cracked
- Location: Horizontal Stab
- 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/ASAA2020112433640

## Discrepancy

LT HORIZONTAL LOWER SKIN HAS A CRACK AT STA 129.5 10 FWD OF TRAILING EDGE.  GROUNDED-YES.  REPAIRED LT HORIZ LOWER SKIN AT STA 129.5, IAW 737-800 SRM 55-10-01-2R-11 REPAIR 11.  THIS IS A CAT B REPAIR REQUIRES INSPECTION AT THRESHOLD OF 56,000 TOTAL FLIGHT CYCLES, REPEAT INSPECTS INTERVAL OF 9,000 FLIGHT CYCLES.

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