# SDR ASAA2023031442503

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 14, 2023
- Submitted: March 24, 2023
- Operation: Air carrier
- Aircraft: [N536AS](https://openairdocs.org/aircraft/N536AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35203
- Aircraft time: 40,779 hours, 11,626 cycles
- System (JASC): [5510 · Horizontal Stabilizer Structure](https://openairdocs.org/jasc/5510)
- Part: Skin
- Part number: 186A200041
- Part serial: 1195
- Condition: Cracked
- 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/ASAA2023031442503

## Discrepancy

RIGHT HORIZONTAL STABILIZER LOWER SKIN IS CRACKED AT THE I/B SIDE OF RIB STA 129.50 APPROX 9 INCHES FWD OF REAR SPAR. GROUNDED - YES. REMOVED DAMAGE AND REPAIRED RH HORIZ STAB LOWER SKIN AT STA 129.5 AT LOCATIONS APPROX 9 INCHES AND 17 INCHES FWD OF REAR SPAR THIS IS A CAT B REPAIR WITH A REPEAT INSPECTION OF 9,000 FLIGHT CYCLES AND A THRESHOLD OF 56,000 FLIGHT CYCLES IAW B737-800 SRM 55-10-012-2R-11.

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