# SDR CALA2026062917409

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 24, 2026
- Submitted: June 30, 2026
- Operation: Air carrier
- Aircraft: [N38257](https://openairdocs.org/aircraft/N38257), registered now
- Make and model: Boeing 737824
- Aircraft serial: 30612
- Aircraft time: 77,090 hours, 29,091 cycles
- System (JASC): [5512 · Horizontal Stabilizer, Plate/Skin](https://openairdocs.org/jasc/5512)
- Part: Skin
- Part number: 182A4001
- Condition: Cracked
- Location: Zone 300
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2026062917409

## Discrepancy

LEFT HORIZONTAL STAB LOWER SKIN, ONE CRACK SIGNAL NOTED AT BS 101.90 I/B SIDE AND 10.750 INCH APROX. FWD FROM AFT SPAR. CRACK LENGTH 0.700 INCH (REF AAR NR 1000079264).  PERFORMED PERMANENT REPAIR AT LT HORIZONTAL STAB LOWER SKIN AT STA 101.90 I/B SIDE AND 10.750 INCH APROX. FWD FROM AFT SPAR THIS REPAIR IS A CATEGORY "B", REQUIRE REPETITIVE INSPECTIONS IAW B737-800 SRM 55-10-01-2R-11 INSPECTION REQUIREMENTS TABLE 204, SRM 51-40-02-0G-0, SRM 51-40-05-0G-0, SRM 51-40-08-0G-0, AMM 51-21-72-370-801 .  COMPLETED PERMANENT REPAIR AT LH HORIZONTAL STAB LOWER SKIN AT BS 101.90 I/B SIDE & 10.750 INCH APROX. FWD FROM AFT SPAR,  REPAIR A CATEGORY "B",

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