# SDR SWAA2022060806644

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 10, 2022
- Submitted: June 8, 2022
- Operation: Air carrier
- Aircraft: [N7875A](https://openairdocs.org/aircraft/N7875A), registered now
- Make and model: Boeing 737-7Q8
- Registry model: [Boeing 737-7Q8](https://openairdocs.org/model/boeing-737-7q8) (OpenAirDocs)
- Aircraft serial: 29354
- Aircraft time: 50,797 hours, 27,672 cycles
- System (JASC): [5512 · Horizontal Stabilizer, Plate/Skin](https://openairdocs.org/jasc/5512)
- Part: Skin
- Condition: Cracked
- Location: L/H Horiz. 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/SWAA2022060806644

## Discrepancy

CRACK IN LH HORIZ STAB LOWER SKIN. LOCATED ALONG INBD SIDE OF STAB STA 193.9 RIB; 17'FROM FRONT SPAR. CRACK VERIFIED BY HFEC. RUNS IN FWD AND AFT DIRECTION AND MEASURES .9' IN LENGTH. SRM 55-10-01-2R-11 IS APPLICABLE TO THIS REPAIR.; TRIMMED OUT THE DAMAGED PART OF THE LH HORIZ STAB LOWER SKIN; INBD SIDE OF STAB STA 193.9 RIB; CUT OUT DIMENSIONS 1.8' X 1.0' IAW SRM 55-10-01-2R-11 4. B. (2);HFEC INSPECTION REQUEST AT THE CUT OUT EDGES AND OPEN HOLES TO ENSURE NO OTHER DAMAGES EXIST. HFEC INSPECTED CUT EDGE IAW 737 NDTM PART 6 51-00-00 PROCEDURE 23.NO CRACKS NOTED.HFEC INSPECTED OPEN HOLES IAW 737 NDTM PART 6 51-00-00 PROCEDURE 16.NO CRACKS NOTED. FABRICATED REPAIR PARTS (1) DOUBLER 2024 T3 CLAD 0.080' LOT# 1483761-1 AND (2) FILLER 2024 T3 CLAD 0.063' LOT# 1466518-1; APPLIED CHEMICAL CONVERSION COATING; IAW SRM 55-10-01-2R-11; INSTALLED REPAIR PARTS AND APPLIED SEALANT AROUND THE EDGES OF THE DOUBLER AT LH HORIZ STAB LOWER SKIN AT STAB STA 193.9 IAW SRM 55-10-01-2R-11;

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