# SDR SWAA2022022366577

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 1, 2022
- Submitted: February 23, 2022
- Operation: Air carrier
- Aircraft: N7725A
- Make and model: Boeing 737-76N
- Registry model: [Boeing 737-76N](https://openairdocs.org/model/boeing-737-76n) (OpenAirDocs)
- Aircraft serial: 32671
- Aircraft time: 50,724 hours, 25,358 cycles
- System (JASC): [5511 · Horizontal Stabilizer, Spar/Rib](https://openairdocs.org/jasc/5511)
- Part: Skin
- Condition: Cracked
- Location: L/H Horiz. Stab.
- Stage of operation: NR
- 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/SWAA2022022366577

## Discrepancy

ON ACCOMPLISHING INSPECTION ON CCN:5510-I-15029-NG#1; FOUND 1 INCH CRACK AT HORIZONTAL STAB LOWER IN-SPAR SKIN AT HSS 193.90 RIB, 16" FROM REAR SPAR.  REMOVED THE DAMAGED PART IAW SRM 51-40-02.    HFEC INSPECTED CUT OUT IAW 737 NDTM PART 6 51-00-00 PROCEDURE 23; NO CRACKS NOTED.   SRM 55-10-01-2R-11 IS APPLICABLE. FABRICATED REPAIR PARTS -1 DOUBLER AND -2 FILLER AND APPLIED CHEMICAL CONVERSION COATING IAW SRM 55-10-01-2R-11 PRIMED REPAIR PARTS AND COMMON AREA IAW SRM 55-10-01-2R-11.   INSTALLED REPAIR PARTS IAW SRM 55-10-01-2R-11.

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